# A129835 (b-file synthesized from sequence entry) 0 0 1 1 2 2 3 3 4 4 5 5 6 6 7 0 8 8 9 9 10 0 11 1 12 12 13 13 14 0 15 1 16 16 17 17 18 18 19 0 20 1 21 21 22 2 23 23 24 24 25 0 26 1 27 27 28 2 29 29 30 30 31 31 32 0 33 1 34 34 35 2 36 36 37 2 38 38 39 39 40 0 41 1 42 42 43 2 44 44 45 3 46 3 47 47 48 48 49 0 50 1