[1,1,11,51,216,861,3477,13367,50377,184667,664484, 2345230,8142476,27825576,93750686,311682789, 1023547782,3322634928,10669887669,33916213669, 106776876109,333111724130,1030264525744, 3160359629535,9618807643826,29057370625281, 87153154537437]