# A004495 (b-file synthesized from sequence entry) 0 6 1 7 2 8 3 0 4 1 5 2 6 3 7 4 8 5 9 15 10 16 11 17 12 9 13 10 14 11 15 12 16 13 17 14 18 24 19 25 20 26 21 18 22 19 23 20 24 21 25 22 26 23 27 33 28 34 29 35 30 27 31 28 32 29 33 30 34 31 35 32 36 42 37 43 38 44 39 36 40 37 41 38 42 39 43 40 44 41 45 51 46 52 47 53 48 45 49 46 50 47 51 48 52 49 53 50 54 60 55 61 56 62 57 54