[1,1,5,55,493,3930,27207,207118,1622723,12544364, 95912510,732066083,5616480627,43128778000, 330817187318,2536012919124,19443866141395, 149118307026576,1143608532988558,8769818352137034, 67250342436670138,515711365536657077, 3954797365004436075]