478639080

Appears in sequences

• Triangle read by rows: T(n,k) is the number of permutations of [n] having k adjacent 4-cycles (0 <= k <= floor(n/4)), i.e., having k cycles of the form (i, i+1, i+2, i+3).at n=37A177252
• Number of permutations of [n] having exactly one adjacent 4-cycle.at n=15A369098