# A101516 (b-file synthesized from sequence entry) 0 1 1 2 2 4 3 8 4 17 5 38 6 91 7 232 8 632 9 1824 10 5571 11 17892 12 60355 13 212898 14 784416 15 3008480 16 11997341 17 49612426 18 212536067 19 941213428 20 4305049140 21 20302469824 22 98641434683 23 493038167880 24 2533414749409 25 13366134856170 26 72361098996208