# A343134 (b-file synthesized from sequence entry) 1 1 2 9 3 81 4 153 5 891 6 1377 7 3825 8 11025 9 15147 10 31977 11 95931 12 187425 13 287793 14 675675 15 1091475 16 1576575 17 1686825 18 2027025 19 2297295 20 3828825 21 6185025 22 11486475 23 18555075 24 26801775 25 34459425 26 43648605 27 72747675 28 117515475 29 218243025 30 352546425 31 509233725 32 654729075 33 1003917915