# A112332 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 24 4 2880 5 4838400 6 146313216000 7 97339256340480000 8 1683704371913057894400000 9 873705178746128941669416960000000 10 15414977576506278044562764045746176000000000 11 10334857226047177887548812577909403133201612800000000000