# A112493 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 4 5 3 6 1 7 11 8 25 9 15 10 1 11 26 12 130 13 210 14 105 15 1 16 57 17 546 18 1750 19 2205 20 945 21 1 22 120 23 2037 24 11368 25 26775 26 27720 27 10395 28 1 29 247 30 7071 31 63805 32 247555 33 460845 34 405405 35 135135 36 1 37 502 38 23436 39 325930 40 1939630 41 5735730 42 8828820 43 6756750 44 2027025 45 1