login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".
Other ways to donate

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A109430 Period 24. 0
0, -1, -5, -4, 2, 1, 1, -6, 0, 3, 3, 0, -2, 1, 5, 2, -4, -1, -1, 4, -2, -3, -3, -2, 0, -1, -5, -4, 2, 1, 1, -6, 0, 3, 3, 0, -2, 1, 5, 2, -4, -1, -1, 4, -2, -3, -3, -2, 0, -1, -5, -4, 2, 1, 1, -6, 0, 3, 3, 0, -2, 1, 5, 2, -4, -1, -1, 4, -2, -3, -3, -2, 0, -1, -5, -4, 2, 1, 1, -6, 0, 3, 3, 0, -2, 1, 5, 2, -4, -1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..89.

FORMULA

G.f. x*(1+4*x-2*x^3-6*x^5+8*x^6-6*x^7+4*x^8-6*x^9+2*x^11+x^12+2*x^13)/((x-1)*(x^2+1)*(x^4+1)*(x^8-x^4+1))

PROG

Floretion Algebra Multiplication Program, FAMP Code: 2tessumseq[ + .5'k + .5i' + .5j' + .5'kk'], sumtype: (Y[15], *, sum)

CROSSREFS

Sequence in context: A224228 A286680 A201680 * A085917 A180130 A242600

Adjacent sequences:  A109427 A109428 A109429 * A109431 A109432 A109433

KEYWORD

easy,sign

AUTHOR

Creighton Dement, Aug 26 2005

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified November 21 12:34 EST 2017. Contains 295001 sequences.