11890851840
domain: N
Appears in sequences
- Denominators of an asymptotic expansion for the number of forests on n nodes (A001858).at n=14A006573
- Integer part of denominators of nonzero terms in asymptotic expansion of the Riemann-Seigel Z-function.at n=22A050277
- A variant of payphone permutations: given a circular booth with n payphones, one of which is already occupied, a(n) is the number ways for n-1 people to choose the payphones in order, where each person chooses an unoccupied payphone such that the closest occupied payphone is as distant as possible, and a payphone adjacent to a single occupied payphone is preferred over a payphone sandwiched between two occupied payphones.at n=19A361294