# A024613 (b-file synthesized from sequence entry) 1 7 2 13 3 19 4 21 5 28 6 31 7 37 8 39 9 43 10 49 11 52 12 57 13 61 14 63 15 67 16 73 17 76 18 79 19 84 20 91 21 93 22 97 23 103 24 109