A007172 Erroneous version of A027610.

1, 1, 1, 3, 7, 24, 93, 434, 2110, 10957, 58713, 321576, 1792133, 10131027, 57949430, 334970205, 1953890318, 11489753730, 68054102361, 405715557048

Offset

1,4

Links

Table of n, a(n) for n=1..20.

Crossrefs

Sequence in context: A246657 A038169 A176606 * A027610 A135688 A252785

Adjacent sequences: A007169 A007170 A007171 * A007173 A007174 A007175

Keyword

dead

Status

approved