[16,64,255,968,3340,10320,28722,72920,171106, 375388,777452,1532064,2891360,5253680,9231663, 15745452,26148180,42392440,67248205,104584680, 159730860,239932160,354923400,517641696,745106454, 1059497716,1489468594]