OFFSET
0,34
LINKS
Seiichi Manyama, Table of n, a(n) for n = 0..10000
FORMULA
a(n) = -(1/n) * Sum_{k=1..n} A284105(k) * a(n-k), a(0) = 1.
MATHEMATICA
CoefficientList[Series[Product[1 - x^(7k + 6), {k, 0, 100}], {x, 0, 100}], x] (* Indranil Ghosh, Mar 28 2017 *)
PROG
(PARI) Vec(prod(k=0, 100, 1 - x^(7*k + 6)) + O(x^101)) \\ Indranil Ghosh, Mar 28 2017
CROSSREFS
KEYWORD
sign,look
AUTHOR
Seiichi Manyama, Mar 28 2017
STATUS
approved