# A193667 (b-file synthesized from sequence entry) 0 1 1 1 2 3 3 1 4 4 5 8 6 1 7 5 8 12 9 21 10 1 11 6 12 17 13 33 14 55 15 1 16 7 17 23 18 50 19 88 20 144 21 1 22 8 23 30 24 73 25 138 26 232 27 377 28 1 29 9 30 38 31 103 32 211 33 370 34 609 35 987 36 1 37 10 38 47 39 141 40 314 41 581 42 979 43 1596 44 2584 45 1 46 11 47 57 48 188 49 455 50 895 51 1560 52 2575 53 4180 54 6765 55 1 56 12 57 68 58 245 59 643 60 1350 61 2455