# A151621 (b-file synthesized from sequence entry) 0 1 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 10 0 11 0 12 0 13 0 14 0 15 0 16 0 17 0 18 0 19 0 20 0 21 0 22 31639040 23 236835840 24 2239529136 25 14948684800 26 77258749440 27 307810693120 28 951255133440 29 2282992005120 30 4259254518784 31 6189970585600 32 7012375340190