# A062478 (b-file synthesized from sequence entry) 1 0 2 2 3 12 4 60 5 231 6 758 7 2194 8 5756 9 13931 10 31538 11 67479 12 137551 13 268842 14 506410 15 923248 16 1634836 17 2820046 18 4750704 19 7832809 20 12663272 21 20107116 22 31401357 23 48293446 24 73224025 25 109566145 26 161935895 27 236592736 28 341951846 29 489235520