# A331619 (b-file synthesized from sequence entry) 0 1 1 4 2 4 3 7 4 4 5 9 6 4 7 8 8 4 9 10 10 10 11 10 12 10 13 10 14 10 15 10 16 10 17 7 18 10 19 10 20 4 21 10 22 10 23 10 24 10 25 10 26 10 27 10 28 10 29 10 30 10 31 10 32 10 33 10 34 10 35 10 36 10 37 10 38 10 39 10 40 4 41 10 42 28 43 19 44 13 45 15 46 16 47 40 48 20 49 30 50 53 51 27 52 20 53 27 54 35 55 30 56 20 57 53 58 31 59 20 60 4 61 8 62 18 63 35 64 20 65 10 66 30 67 23 68 20