# A015818 (b-file synthesized from sequence entry) 0 1 1 0 2 0 3 2 4 2 5 0 6 0 7 2 8 2 9 0 10 0 11 10 12 14 13 0 14 0 15 36 16 40 17 0 18 0 19 134 20 258 21 0 22 0 23 702 24 1040 25 0 26 0 27 4170 28 5996 29 0 30 0 31 23642 32 36616 33 0 34 0 35 140500 36 217002 37 0 38 0 39 852132 40 1374692 41 0 42 0 43 5411800 44 8852230 45 0 46 0 47 35764246 48 56370054 49 0 50 0 51 232969442 52 376479130 53 0 54 0 55 1555855594 56 2534308444