A080296 a(n) = A080301(A080293(n)).

0, 2, 280, 47104, 1552115753, 320620847201, 14010400861700086, 666566814219424468355, 1738670860867061382977091021290, 403468080959285491446589623771973

Offset

0,2

Links

Table of n, a(n) for n=0..9.

Crossrefs

Cf. A080295.

Sequence in context: A093938 A172374 A231041 * A260331 A307470 A182519

Adjacent sequences: A080293 A080294 A080295 * A080297 A080298 A080299

Keyword

nonn

Author

Antti Karttunen, Mar 02 2003

Status

approved