OFFSET
0,6
COMMENTS
Number of partitions of n into parts 1, 5, and 9. - Joerg Arndt, Oct 12 2014
LINKS
Index entries for linear recurrences with constant coefficients, signature (1, 0, 0, 0, 1, -1, 0, 0, 1, -1, 0, 0, 0, -1, 1).
MATHEMATICA
CoefficientList[Series[1/((1 - x)(1 - x^5)(1 - x^9)), {x, 0, 100}], x] (* Stefan Steinerberger, Apr 08 2006 *)
PROG
(PARI) a(n)=round((3*n^2+45*n+88)/270+(263\4^(n%5)%4)/5) \\ Tani Akinari, Oct 13 2014
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Stefan Steinerberger, Apr 08 2006
STATUS
approved