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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A285310 Expansion of Product_{k>=0} 1/(1 + x^(3*k+2))^(3*k+2). 2
1, 0, -2, 0, 3, -5, -4, 10, -3, -15, 25, 9, -47, 37, 55, -118, 28, 182, -231, -88, 484, -351, -474, 1047, -306, -1479, 1985, 370, -3657, 3120, 2757, -7868, 3686, 8889, -14950, 1255, 22540, -25069, -9557, 49333, -35638, -40172, 96943, -37509, -111145, 172256 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Seiichi Manyama, Table of n, a(n) for n = 0..10000

CROSSREFS

Product_{k>=0} 1/(1 + x^(m*k+m-1))^(m*k+m-1): A284628 (m=2), this sequence (m=3), A285311 (m=4).

Sequence in context: A061151 A249774 A213407 * A262946 A216440 A094720

Adjacent sequences:  A285307 A285308 A285309 * A285311 A285312 A285313

KEYWORD

sign

AUTHOR

Seiichi Manyama, Apr 16 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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 22 03:32 EST 2021. Contains 340360 sequences. (Running on oeis4.)