# A065540 (b-file synthesized from sequence entry) 1 3 2 11 3 37 4 113 5 347 6 1049 7 3163 8 9491 9 28477 10 85439 11 256337 12 769019 13 2307059 14 6921179 15 20763541 16 62290633 17 186871907 18 560615723 19 1681847191 20 5045541577 21 15136624739 22 45409874221 23 136229622677 24 408688868051 25 1226066604179