# A176848 (b-file synthesized from sequence entry) 0 1 1 0 2 0 3 1 4 1 5 1 6 3 7 4 8 5 9 10 10 15 11 21 12 36 13 56 14 83 15 134 16 210 17 320 18 505 19 791 20 1221 21 1911 22 2988 23 4639 24 7240 25 11305 26 17595 27 27436 28 42806 29 66691 30 103968 31 162144 32 252720 33 393965 34 614285 35 957581 36 1492791 37 2327396 38 3628273 39 5656274 40 8818275 41 13747425 42 21431700 43 33411976 44 52088551 45 81204526 46 126596778 47 197361904 48 307682405