A181227 Number of length n sequences p(i=0..n-1) with 0<=p(i)<=i and having exactly 3 maxima

0, 0, 0, 0, 0, 26, 702, 11734, 156976, 1847636, 20046784, 205891684, 2034977036, 19567350334, 184421027812, 1712803733352, 15736451922346, 143435108141199, 1299841823088167, 11730670902611152, 105559108929460026

Offset

1,6

Comments

Column 3 of A181229

Links

R. H. Hardin, Table of n, a(n) for n=1..200

Crossrefs

Sequence in context: A042302 A097835 A158643 * A094738 A182612 A143900

Adjacent sequences: A181224 A181225 A181226 * A181228 A181229 A181230

Keyword

nonn

Author

R. H. Hardin Oct 10 2010

Status

approved