# A156872 (b-file synthesized from sequence entry) 0 1 1 3 2 -1 3 3 4 1 5 0 6 -1 7 -3 8 1 9 -3 10 -1 11 0 12 1 13 3 14 -1 15 3 16 1 17 0 18 -1 19 -3 20 1 21 -3 22 -1 23 0 24 1 25 3 26 -1 27 3 28 1 29 0 30 -1 31 -3 32 1 33 -3 34 -1 35 0 36 1 37 3 38 -1 39 3 40 1 41 0 42 -1 43 -3 44 1 45 -3 46 -1 47 0 48 1 49 3 50 -1 51 3 52 1 53 0 54 -1 55 -3 56 1 57 -3 58 -1 59 0