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A135648 Expansion of a rational g.f., see formula. 0
1, 1922, 3640691, 6895473332, 13060026530591, 24735690249234458, 46849397332052003953, 88732758546906507089208, 168059844687840924491185218, 318305345838770710986638404668, 602870325018631726608694781154978, 1141836395585288490196867923237849768 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..12.

FORMULA

p(x)=(-969 - 1894*x^15 + x^16)*(-1 - 3*x^15 + x^16)^4*(-1 - 2*x^15 + x^16)^5*(-1 - x^15 + x^16)^6, f(x)=1/x^256*p(1/x)) sequence is the expansion of 1/f(x) where f(x) is the reciprocal polynomial of p(x).

CROSSREFS

Sequence in context: A157448 A035768 A107564 * A255867 A326018 A202051

Adjacent sequences: A135645 A135646 A135647 * A135649 A135650 A135651

KEYWORD

nonn,easy,less

AUTHOR

Roger L. Bagula, Jan 31 2008

EXTENSIONS

Meaningful name from Joerg Arndt, Dec 26 2022

STATUS

approved

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Last modified January 29 13:51 EST 2023. Contains 359923 sequences. (Running on oeis4.)