OFFSET
0,10
LINKS
Index entries for linear recurrences with constant coefficients, signature (3, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -4, 4, -3, 1)
FORMULA
G.f.: x^7(1+x^2-x^3+x^4+x^9+x^14+x^19-x^20+x^21+x^23)/((1-x)(1-x^3)(1-x^32));
PROG
(PARI) a(n)=if(n<0, 0, (n^2-n)\32)
CROSSREFS
KEYWORD
nonn
AUTHOR
STATUS
approved