# A031977 (b-file synthesized from sequence entry) 1 1 2 4 3 6 4 8 5 9 6 10 7 11 8 1 9 1 10 14 11 1 12 16 13 1 14 18 15 19 16 0 17 1 18 4 19 6 20 8 21 9 22 0 23 1 24 4 25 6 26 8 27 9 28 40 29 41 30 42 31 4 32 44 33 4 34 46 35 48 36 49 37 0