# A371637 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 1 4 12 5 20 6 1 7 30 8 300 9 488 10 1 11 56 12 1400 13 13664 14 22160 15 1 16 90 17 4200 18 102480 19 997200 20 1616672 21 1 22 132 23 9900 24 450912 25 10969200 26 106700352 27 172976960 28 1 29 182 30 20020 31 1465464 32 66546480 33 1618288672 34 15740903360 35 25518205568