# A100355 (b-file synthesized from sequence entry) 1 0 2 0 3 0 4 0 5 1 6 5 7 15 8 35 9 70 10 140 11 252 12 420 13 660 14 990 15 1485 16 2145 17 3003 18 4095 19 5460 20 7280 21 9520 22 12240 23 15504 24 19381 25 24226 26 29926 27 36576 28 44276 29 53135 30 63761 31 75905 32 89705 33 105305 34 122865 35 143340 36 166272 37 191850 38 220270 39 251755 40 287715 41 327395 42 371043