# A014463 (b-file synthesized from sequence entry) 1 3 2 4 3 5 4 10 5 6 6 15 7 7 8 21 9 35 10 8 11 28 12 56 13 9 14 36 15 84 16 126 17 10 18 45 19 120 20 210 21 11 22 55 23 165 24 330 25 462 26 12 27 66 28 220 29 495 30 792 31 13 32 78 33 286 34 715 35 1287 36 1716 37 14 38 91 39 364 40 1001 41 2002 42 3003 43 15 44 105 45 455 46 1365 47 3003 48 5005 49 6435 50 16 51 120 52 560 53 1820 54 4368 55 8008 56 11440