login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A316086 Product_{k>=1} 1/(1 - a(k)*x^k) = 1 + Sum_{k>=1} k^2*x^k. 2
1, 3, 5, -2, -6, -35, -4, 8, 16, -62, -158, -1149, 56, 556, 680, -1566, -4966, 3544, 6132, 20268, 15792, -75194, -162814, -1246153, 333904, 805112, 235968, -2775034, -5259270, 7160120, 15199212, 25457976, -4403208, -119142438, -161039518, 211525304, 635914664 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
1/((1-x)*(1-3*x^2)*(1-5*x^3)*(1+2*x^4)* ... ) = 1 + x + 4*x^2 + 9*x^3 + 16*x^4 + ... .
CROSSREFS
Sequence in context: A064790 A113966 A164611 * A227988 A182813 A334627
KEYWORD
sign
AUTHOR
Seiichi Manyama, Jun 24 2018
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 29 00:26 EDT 2024. Contains 371264 sequences. (Running on oeis4.)