# A239964 (b-file synthesized from sequence entry) 0 0 1 1 2 1 3 1 4 2 5 3 6 3 7 4 8 6 9 5 10 11 11 12 12 15 13 21 14 26 15 30 16 41 17 52 18 56 19 82 20 99 21 118 22 144 23 189 24 221 25 279 26 327 27 405 28 491 29 600 30 699 31 860 32 1038 33 1230 34 1470 35 1754 36 2106 37 2487 38 2970 39 3489 40 4148 41 4883 42 5779 43 6763 44 8024 45 9284 46 11006 47 12780 48 15029 49 17452 50 20405 51 23660