[1,1,3,18,112,909,7833,74603,740541,7656219, 81187518,878435208,9647220024,107137240686, 1199914011387,13521738420240,153051832116378, 1737562815056865,19762347822563532, 224970273310192579,2561375647064514444, 29149168085832027732]