OFFSET
0,2
LINKS
Jinyuan Wang, Table of n, a(n) for n = 0..1000
PROG
(PARI) a(n) = polcoeff((1 + 2*x*Ser(qfrep([2, 1; 1, 6], n, 1)))^3, n); \\ Jinyuan Wang, Feb 20 2020
CROSSREFS
KEYWORD
nonn
AUTHOR
EXTENSIONS
More terms from Jinyuan Wang, Feb 20 2020
STATUS
approved