A322298 Number of permutations of [n] in which the length of every increasing run is 0 or 1 (mod 9).

1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 20, 200, 1520, 9440, 50624, 242816, 1066496, 4361216, 16856556, 64202712, 288983580, 2160645840, 24525417780, 294825080160, 3270522114228, 32898687457422, 302696887652022, 2577419367939422, 20537905525582022, 155236628840778062

Offset

0,10

Links

Alois P. Heinz, Table of n, a(n) for n = 0..548

Crossrefs

Cf. A317111, A322251, A322262, A322276, A322297.

Sequence in context: A001253 A303462 A085586 * A136902 A136884 A093136

Adjacent sequences: A322295 A322296 A322297 * A322299 A322300 A322301

Keyword

nonn

Author

Alois P. Heinz, Dec 02 2018

Status

approved