A013985 Expansion of 1/(1-x^2-x^3-x^4-x^5-x^6-x^7-x^8).

1, 0, 1, 1, 2, 3, 5, 8, 13, 20, 33, 52, 84, 134, 215, 344, 551, 882, 1413, 2262, 3623, 5801, 9290, 14876, 23822, 38147, 61087, 97821, 156646, 250844, 401689, 643243, 1030056, 1649477, 2641386, 4229776, 6773341

Offset

0,5

Links

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

R. Mullen, On Determining Paint by Numbers Puzzles with Nonunique Solutions, JIS 12 (2009) 09.6.5

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

Mathematica

CoefficientList[Series[1 / (1 - x^2 - x^3 - x^4 - x^5 - x^6 - x^7 - x^8), {x, 0, 40}], x] (* Vincenzo Librandi, Jun 23 2013 *)

Crossrefs

See A000045 for the Fibonacci numbers.

Sequence in context: A322332 A225394 A394165 * A092834 A080106 A293644

Adjacent sequences: A013982 A013983 A013984 * A013986 A013987 A013988

Keyword

nonn,easy

Author

N. J. A. Sloane

Status

approved