OFFSET
0,12
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, -1, -1, -1, -1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, -1).
FORMULA
a(n) = a(n-5)+a(n-6)+a(n-9)-a(n-14)-a(n-15)-a(n-16)-a(n-17)+a(n-22)+a(n-25)+a(n-26)-a(n-31). - Wesley Ivan Hurt, May 28 2021
MATHEMATICA
CoefficientList[Series[1/((1-x^5)(1-x^6)(1-x^9)(1-x^11)), {x, 0, 100}], x] (* Stefan Steinerberger, Apr 19 2006 *)
LinearRecurrence[{0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 0, 0, 0, -1, -1, -1, -1, 0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, -1}, {1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, 2, 1, 0, 1, 2, 2, 2, 2, 1, 3, 3, 3, 3, 3, 3, 4, 5, 4, 5, 5}, 100] (* Harvey P. Dale, Jun 21 2021 *)
PROG
(PARI) Vec(1/((1-x^5)*(1-x^6)*(1-x^9)*(1-x^11)) + O(x^80)) \\ Jinyuan Wang, Mar 11 2020
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
More terms from Stefan Steinerberger, Apr 19 2006
STATUS
approved