# A009550 (b-file synthesized from sequence entry) 1 1 2 11 3 55 4 165 5 330 6 463 7 12 8 528 9 220 10 1 11 838 12 78 13 793 14 286 15 14 16 1896 17 15 18 364 19 1288 20 105 21 1809 22 1 23 455 24 1836 25 17 26 2003 27 1365 28 560 29 136 30 18 31 1 32 10945 33 1 34 20 35 171 36 816 37 2380 38 4369 39 21 40 5195 41 969 42 1 43 6514 44 210 45 6189 46 1140 47 23 48 13403 49 24 50 1330 51 8569 52 253 53 11305 54 1 55 1540