# A224736 (b-file synthesized from sequence entry) 0 1 1 16 2 776 3 64384 4 7151460 5 947788608 6 141137282720 7 22814994697728 8 3918995299504938 9 705339416079749024 10 131725296229995045840 11 25348575698532710671104 12 5000341179482293108254824 13 1007144334380887781805059200 14 206487157000689985136888031296