OFFSET
0,4
COMMENTS
FORMULA
PROG
(PARI) my(N=60, x='x+O('x^N)); Vec(prod(k=1, N, (1+x^k)^(valuation(k, 7)+1)))
CROSSREFS
KEYWORD
nonn
AUTHOR
Seiichi Manyama, May 28 2024
STATUS
approved