# A003941 (b-file synthesized from sequence entry) 1 24815256521932800 2 76457792934119864313446400 3 1211875293642881119668928512000000 4 133004733151172695312500000000000000000 5 14798669658041409826117343924395087366717440000 6 46025883638628966977843321053405598530493271244800