# A348092 (b-file synthesized from sequence entry) 1 2 2 4 3 12 4 24 5 48 6 144 7 1440 8 2880 9 120960 10 1451520 11 87091200 12 1902071808000 13 15184923989114880000 14 808017424794512875886459904961710757005754368000000000