[1,1,2,4,9,21,51,127,322,826,2135,5545,14445,37701,98514,257608,673933,1763581,4615823,12082291,31628466,82798926,216761547,567474769,1485645049,3889431721,10182603746,26658304492,69792188337,182718064101,478361686155,1252366480135]