A322297 Number of permutations of [n] in which the length of every increasing run is 0 or 1 (mod 7).

1, 1, 1, 1, 1, 1, 1, 2, 16, 128, 800, 4160, 18944, 78080, 301160, 1208066, 6753606, 60823622, 648980646, 6581663766, 60475366230, 505780634070, 3921237755958, 29226687666930, 227116001463258, 2092153010685722, 24250743543656922, 322040690042341562

Offset: 0

Author

Alois P. Heinz, Dec 02 2018

Keywords

• nonn

Links

• Alois P. Heinz, Table of n, a(n) for n = 0..526

Crossrefs

Cf. A317111, A322251, A322262, A322276, A322298.