# A247123 (b-file synthesized from sequence entry) 2 2 3 4 4 6 5 8 6 11 7 22 8 33 9 44 10 55 11 66 12 77 13 88 14 99 15 22 16 33 17 44 18 55 19 66 20 77 21 88 22 99 23 121 24 33 25 44 26 55 27 66 28 77 29 88 30 99 31 121 32 44 33 55 34 66 35 77 36 88 37 99 38 121 39 55 40 66 41 77 42 88 43 99 44 121 45 66 46 77 47 88 48 99 49 121 50 77