# A218581 (b-file synthesized from sequence entry) 1 1 2 0 3 2 4 0 5 1 6 4 7 0 8 1 9 4 10 10 11 0 12 1 13 6 14 15 15 31 16 0 17 1 18 10 19 29 20 62 21 115 22 0 23 1 24 18 25 63 26 148 27 288 28 496 29 0 30 1 31 34 32 149 33 392 34 826 35 1496 36 2437 37 0 38 1 39 66 40 375 41 1120 42 2592 43 5036 44 8615 45 13435 46 0 47 1 48 130 49 989 50 3392 51 8698 52 18332 53 33391 54 54548 55 82127