# A284611 (b-file synthesized from sequence entry) 1 1 2 0 3 0 4 1 5 2 6 0 7 0 8 4 9 6 10 0 11 0 12 12 13 15 14 0 15 0 16 30 17 40 18 0 19 0 20 70 21 84 22 0 23 0 24 165 25 198 26 0 27 0 28 330 29 405 30 0 31 0 32 704 33 836 34 0 35 0 36 1380 37 1620 38 0 39 0 40 2688 41 3192 42 0 43 0 44 4984 45 5824 46 0 47 0 48 9394 49 10934 50 0 51 0 52 16665 53 19392 54 0 55 0 56 29970 57 34560 58 0 59 0 60 52096