A279299 Number of permutations of [n] having exactly ten (possibly overlapping) doubledescents.

1, 24, 16654, 607995, 52687209, 2225347678, 112136485958, 4652156989635, 196794669764694, 7848158942463262, 311532163358831142, 12142236428089109402, 472096448836605015907, 18301483090810860748890, 711486425957970444213722, 27780774432495984165279729

Offset: 12

Author

Alois P. Heinz, Dec 09 2016

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 12..459

Crossrefs

Column k=10 of A162975.