# A131331 (b-file synthesized from sequence entry) 0 1 1 0 2 1 3 1 4 0 5 1 6 -1 7 2 8 0 9 1 10 2 11 -1 12 3 13 0 14 1 15 -3 16 4 17 -1 18 4 19 0 20 1 21 5 22 -4 23 7 24 -1 25 5 26 0 27 1 28 -8 29 9 30 -5 31 11 32 -1 33 6 34 0 35 1 36 13 37 -12 38 16 39 -6 40 16 41 -1 42 7 43 0 44 1 45 -21 46 22 47 -17 48 27 49 -7 50 22 51 -1 52 8 53 0 54 1