# A348539 (b-file synthesized from sequence entry) 0 1 1 3 2 3 3 6 4 16 5 6 6 10 7 50 8 50 9 10 10 15 11 120 12 225 13 120 14 15 15 21 16 245 17 735 18 735 19 245 20 21 21 28 22 448 23 1960 24 3136 25 1960 26 448 27 28 28 36 29 756 30 4536 31 10584 32 10584 33 4536 34 756 35 36 36 45 37 1200 38 9450 39 30240 40 44100 41 30240 42 9450 43 1200 44 45 45 55 46 1815 47 18150 48 76230 49 152460 50 152460 51 76230 52 18150 53 1815 54 55