# A259101 (b-file synthesized from sequence entry) 0 1 1 2 2 2 3 5 4 16 5 5 6 14 7 91 8 91 9 14 10 42 11 456 12 936 13 456 14 42 15 132 16 2145 17 7425 18 7425 19 2145 20 132 21 429 22 9724 23 50765 24 85800 25 50765 26 9724 27 429 28 1430 29 43043 30 315315 31 805805 32 805805 33 315315 34 43043 35 1430 36 4862 37 187408 38 1831648 39 6584032 40 9962680 41 6584032 42 1831648 43 187408 44 4862 45 16796 46 806208 47 10127988 48 48674808 49 103698504 50 103698504 51 48674808 52 10127988 53 806208 54 16796