A373425 a(n) = A000111(n) * A000262(n). Row sums of A373426.

1, 1, 3, 26, 365, 8016, 247111, 10236176, 546178905, 36478244608, 2977762858411, 291550484700672, 33703918027674245, 4540228104291094528, 704744561517173519343, 124836607292749756516352, 25023470823661358817690545, 5634174369285939855014166528, 1415592664236058550974684119763

Offset

0,3

Links

Table of n, a(n) for n=0..18.

Crossrefs

Cf. A000111, A000262, A373426.

Sequence in context: A328269 A136046 A206404 * A262301 A368033 A317654

Adjacent sequences: A373422 A373423 A373424 * A373426 A373427 A373428

Keyword

nonn

Author

Peter Luschny, Jun 07 2024

Status

approved