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| Date | Name | Thumbnail | Size | Description | Versions |
|---|---|---|---|---|---|
| 05:35, 11 October 2023 | PetersListA366192.png (file) |  |
137 KB | Peter's List: Fractions nobody needs (because they can be reduced to a simpler form). | 1 |
| 14:58, 18 May 2019 | OEISBannerLogo.jpg (file) |  |
58 KB | The banner and the logo of the OEIS as given by the TeX sources. | 1 |
| 18:31, 21 June 2018 | BernoulliFWithDerivative.jpg (file) |  |
13 KB | Compressed | 2 |
| 09:18, 11 August 2016 | OrbitalsPoset6.png (file) |  |
49 KB | Poset of orbitals over six sectors. | 1 |
| 09:17, 11 August 2016 | OrbitalsPoset5.png (file) |  |
57 KB | The poset of orbitals over five sectors. | 1 |
| 12:34, 14 July 2016 | Orbgrid6.png (file) |  |
277 KB | Orbitals over 6 sectors. | 1 |
| 12:34, 14 July 2016 | Orbgrid5.png (file) |  |
346 KB | Orbitals over 5 sectors. | 1 |
| 12:33, 14 July 2016 | Orbgrid4.png (file) |  |
56 KB | Orbitals over 4 sectors. | 1 |
| 08:49, 20 April 2016 | PascalTriangleArithmetique.png (file) |  |
580 KB | Blaise Pascal, Traité du triangle arithmétique (Cambridge University Library, Licensed under (CC BY-NC 3.0)) | 1 |
| 09:30, 6 April 2016 | Binomial.png (file) |  |
57 KB | A plot of log(abs(binomial(x,y))) for x, y in [-5..5] compared to the cropped version of SageMath/GKP. (Made with Maple.) | 1 |
| 04:52, 22 March 2016 | StirlingNumberIdentities.png (file) |  |
25 KB | Stirling number identities. | 1 |
| 04:29, 22 March 2016 | ReducedPtransformation.png (file) |  |
5 KB | Reduced partial partition polynomials. | 1 |
| 04:28, 22 March 2016 | Ptransformation.png (file) |  |
6 KB | Multivariate partial partition polynomials. | 1 |
| 04:26, 22 March 2016 | PolynomialsAndBernoulliNumbers.png (file) |  |
52 KB | Family of polynomials with p_n(0) = 0 and p_n(1) = B(n) = BernoulliNumber(n). | 1 |
| 06:04, 22 December 2014 | Gfun riordan.png (file) |  |
95 KB | The generating function of the Riordan numbers in relation to basic operations and sequences in the OEIS. | 1 |
| 10:35, 10 August 2014 | PosDefQFNumOfReps.png (file) |  |
110 KB | Number of representations below N as a function of the discriminant of a positive definite binary quadratic form. | 1 |
| 04:48, 1 August 2014 | BinaryQF111LevelSet14.png (file) |  |
24 KB | Ellipse corresponding to the binary quadratic form x^2+x*y+y^2 with level set 14 and lattice points. | 1 |
| 07:23, 30 July 2014 | BinaryQF111LevelSet13.png (file) |  |
24 KB | Binary quadratic form (1,1,1), level set 13. | 1 |
| 15:32, 7 July 2014 | RepsAsFunctionOfDisc.png (file) |  |
83 KB | Number of integers represented by a positive definite form below 100000 as a function of the absolute value of the discriminant. | 1 |
| 08:45, 11 February 2014 | OEIStrademark14pt.png (file) |  |
11 KB | "founded in 1964" | 2 |
| 07:00, 1 February 2014 | OeisLogoPL3.png (file) |  |
6 KB | 1 | |
| 06:59, 1 February 2014 | OeisLogoPL2.png (file) |  |
11 KB | OEIS logo proposal. | 1 |
| 18:24, 21 January 2014 | Img027.jpg (file) |  |
164 KB | 2 | |
| 17:57, 18 January 2014 | Img025.jpg (file) |  |
149 KB | Smaller size by cutting off the white border. | 2 |
| 04:41, 16 January 2014 | OEISlogoSP.png (file) |  |
133 KB | 1 | |
| 11:40, 15 January 2014 | OeisLogoPL.png (file) |  |
146 KB | 1 | |
| 09:02, 13 January 2014 | OEISposter.png (file) |  |
26 KB | A poster for OEIS based on A001011. | 1 |
| 13:53, 9 January 2014 | OEIS-Banner-Contest.png (file) |  |
30 KB | 1 | |
| 07:24, 20 October 2013 | ScaledSwissKnifePolynomials.png (file) |  |
40 KB | 3 | |
| 14:10, 26 August 2013 | PerfectPrimeRuler.png (file) |  |
9 KB | A perfect prime number ruler of length 18. | 1 |
| 16:15, 4 June 2013 | GeneralizedBernoulliPolynomialsM2.jpg (file) |  |
62 KB | Generalized Bernoulli polynomials m=2. | 1 |
| 16:05, 4 June 2013 | GeneralizedBernoulliPolynomialsGrowth.png (file) |  |
28 KB | Growth of the generalized Bernoulli polynomials. | 1 |
| 16:22, 3 May 2013 | CardinalBSplines.png (file) |  |
35 KB | Cardinal B-splines of order 0..5. | 1 |
| 14:54, 28 October 2012 | ExactDecimalDigitsOfAsymptoticBernoulliNumbers.png (file) |  |
22 KB | New plot | 2 |
| 06:04, 19 June 2012 | SwissKnifeDifferenzenPolynome.png (file) |  |
10 KB | Difference table of the Swiss-Knife polynomials. | 1 |
| 19:00, 16 June 2012 | DifferenzenTableauBernoulliPolynome.png (file) |  |
15 KB | Difference table of the Bernoulli polynomials. | 1 |
| 11:43, 3 May 2012 | DifferenzenTableauBernoulliZahlen.png (file) |  |
36 KB | The difference table of the Bernoulli numbers as given by Ludwig Seidel in "Ueber eine einfache Entstehungsweise der Bernoulli'schen Zahlen.." in 1877 and listed by Paul Curtz as A191972/A190339. | 1 |
| 10:05, 23 April 2012 | BernoulliAsymptExactDecimalDigits.png (file) |  |
20 KB | Shows the exact decimal digits of two asymptotic formulas for the Bernoulli numbers. Exact decimal digits are defined as -log10(abs(1-approximation/trueValue)) where log10 denotes the logarithm to the base 10. | 1 |
| 16:42, 31 March 2012 | SeidelGenocchiTriangle.png (file) |  |
69 KB | The Seidel-Genocchi triangle by L. Seidel (1877). | 1 |
| 17:11, 10 January 2012 | FibonacciForest.png (file) |  |
76 KB | A Fibonacci forest. The definition of a Fibonacci forest is given on the wiki page User:Peter_Luschny/FibonacciMeanders. (I, the copyright holder of this work, release this work under the Creative Commons Attribution 3.0 unported license.) | 1 |
| 13:22, 2 January 2012 | SelfDualMeander.png (file) |  |
29 KB | A self-dual meander. The definition of a meander as used here is given on the wiki page User:Peter_Luschny/Meander. (I, the copyright holder of this work, release this work under the Creative Commons Attribution 3.0 unported license.) | 1 |
| 10:06, 19 December 2011 | DualMeanders.png (file) |  |
30 KB | An invertible meander and its dual. The definition of meander is here as on the wiki page User:Peter_Luschny/Meander. (I, the copyright holder of this work, release this work under the Creative Commons Attribution 3.0 unported license.) | 1 |
| 10:09, 8 December 2011 | Combinatoria.jpg (file) |  |
57 KB | Wheel to enter the combination of numbers of a safe. Combinatoria by rpongsaj (Flickr) [CC-BY-2.0 (www.creativecommons.org/licenses/by/2.0)]. | 1 |
| 10:01, 8 December 2011 | Meander5.png (file) |  |
23 KB | Borders removed. | 2 |
| 06:59, 21 November 2011 | Meander6.png (file) |  |
71 KB | Meanders of length 6 with central angle < 360°. (I, the copyright holder of this work, release this work under the Creative Commons Attribution 3.0 unported license.) | 1 |
| 19:27, 4 November 2011 | WalkingTheCircle.png (file) |  |
10 KB | A walk on the circle. (I, the copyright holder of this work, release this work under the Creative Commons Attribution 3.0 unported license.) | 1 |
| 19:24, 4 November 2011 | SonghuaAst.jpg (file) |  |
226 KB | Satellite photo of the Songhua River, northeast China. Author: NASA/GSFC/METI/ERSDAC/JAROS, and the U.S./Japan ASTER Science Team. Permission reusing this file: US government, public domain. | 1 |
| 18:33, 18 October 2011 | CompositionsToRulers.png (file) |  |
27 KB | Gives an example for the transformation compostion to ruler. | 1 |
| 16:10, 19 August 2011 | EulerDeSummisSerierum.jpg (file) |  |
95 KB | Euler Zeta numbers, from: Leonhard Euler, De Summis Serierum Reciprocarum, 1735. | 1 |
| 15:54, 18 August 2011 | GeneralizedBernoulliNumbers.png (file) |  |
58 KB | Generalized Bernoulli numbers and generalized zeta functions. (I, the copyright holder of this work, release this work under the Creative Commons Attribution 3.0 unported license.) | 1 |
