The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A282854 34-gonal numbers: a(n) = n*(32*n-30)/2. 0
 0, 1, 34, 99, 196, 325, 486, 679, 904, 1161, 1450, 1771, 2124, 2509, 2926, 3375, 3856, 4369, 4914, 5491, 6100, 6741, 7414, 8119, 8856, 9625, 10426, 11259, 12124, 13021, 13950, 14911, 15904, 16929, 17986, 19075, 20196, 21349, 22534, 23751 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 LINKS Index entries for linear recurrences with constant coefficients, signature (3,-3,1). MATHEMATICA Table[n(32n-30)/2, {n, 50}] PolygonalNumber[34, Range[0, 40]] (* or *) LinearRecurrence[{3, -3, 1}, {0, 1, 34}, 40] (* The first program requires Mathematica version 10 or later *) (* Harvey P. Dale, Jun 26 2018 *) PROG (PARI) a(n)=n*(16*n-15) \\ Charles R Greathouse IV, Feb 27 2017 CROSSREFS Cf. A246645, A254474, A261191. Sequence in context: A044221 A044602 A159904 * A165222 A173308 A044285 Adjacent sequences:  A282851 A282852 A282853 * A282855 A282856 A282857 KEYWORD nonn,easy AUTHOR Daniel Mohebiravesh, Feb 23 2017 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified June 18 15:19 EDT 2021. Contains 345120 sequences. (Running on oeis4.)