[1,1,3,12,64,420,3276,29581,303389,3483053, 44245695,616103046,9330961666,152700926414, 2685132170466,50488787588936,1010864433071206, 21470488933116138,482176661100286182, 11415700804801064258,284169548252819022230, 7419733139418740010570]