# A050165 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 3 5 2 6 1 7 5 8 9 9 5 10 1 11 7 12 20 13 28 14 14 15 1 16 9 17 35 18 75 19 90 20 42 21 1 22 11 23 54 24 154 25 275 26 297 27 132 28 1 29 13 30 77 31 273 32 637 33 1001 34 1001 35 429 36 1 37 15 38 104 39 440 40 1260 41 2548 42 3640 43 3432 44 1430 45 1 46 17 47 135 48 663 49 2244 50 5508 51 9996 52 13260 53 11934