# A344391 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 2 6 1 7 3 8 2 9 1 10 4 11 6 12 1 13 5 14 12 15 6 16 1 17 6 18 20 19 24 20 1 21 7 22 30 23 60 24 24 25 1 26 8 27 42 28 120 29 120 30 1 31 9 32 56 33 210 34 360 35 120 36 1 37 10 38 72 39 336 40 840 41 720 42 1 43 11 44 90 45 504 46 1680 47 2520 48 720 49 1 50 12 51 110 52 720 53 3024 54 6720 55 5040 56 1 57 13 58 132 59 990 60 5040 61 15120 62 20160 63 5040