A025872 - OEIS

A025872

Expansion of 1/((1-x^4)(1-x^8)(1-x^9)).

1, 0, 0, 0, 1, 0, 0, 0, 2, 1, 0, 0, 2, 1, 0, 0, 3, 2, 1, 0, 3, 2, 1, 0, 4, 3, 2, 1, 4, 3, 2, 1, 5, 4, 3, 2, 6, 4, 3, 2, 7, 5, 4, 3, 8, 6, 4, 3, 9, 7, 5, 4, 10, 8, 6, 4, 11, 9, 7, 5, 12, 10, 8, 6, 13, 11, 9, 7, 14, 12, 10, 8, 16, 13, 11, 9

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,9

LINKS

Table of n, a(n) for n=0..75.

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 0, -1, 0, 0, 0, 1).

MATHEMATICA

CoefficientList[Series[1/((1-x^4)(1-x^8)(1-x^9)), {x, 0, 80}], x] (* Harvey P. Dale, Jul 05 2011 *)

LinearRecurrence[{0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, -1, -1, 0, 0, 0, -1, 0, 0, 0, 1}, {1, 0, 0, 0, 1, 0, 0, 0, 2, 1, 0, 0, 2, 1, 0, 0, 3, 2, 1, 0, 3}, 80] (* Harvey P. Dale, Jan 14 2022 *)

CROSSREFS

Sequence in context: A257399 A168313 A072575 * A280125 A339060 A280586

Adjacent sequences: A025869 A025870 A025871 * A025873 A025874 A025875

KEYWORD

nonn

AUTHOR

N. J. A. Sloane

STATUS

approved

Note: This service is not intended for secure transactions such as banking, social media, email, or purchasing. Use at your own risk. We assume no liability whatsoever for broken pages.

Pfad - The Proxy pFad of © 2024 Garber Painting. All rights reserved.