84304281600domain: NAppears in sequencesThe number of permutations of 1, 2,..., n such that none of 123, 132, 213, 231, 312, 321 appear in the permutation.at n=14A269889Number of minimum dominating sets in the n X n black bishop graph.at n=25A323500Number of minimum dominating sets in the n X n white bishop graph.at n=24A323501