# A206557 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 0 6 0 7 1 8 0 9 1 10 1 11 2 12 2 13 4 14 5 15 7 16 9 17 13 18 16 19 23 20 28 21 39 22 48 23 64 24 79 25 104 26 128 27 165 28 204 29 258 30 317 31 399 32 487 33 606 34 739 35 912 36 1105 37 1356 38 1637 39 1994 40 2400 41 2906 42 3485 43 4199 44 5016 45 6015 46 7164 47 8553 48 10151 49 12076 50 14286 51 16930 52 19974 53 23588 54 27749