# A046232 (b-file synthesized from sequence entry) 1 0 2 1 3 125 4 4913 5 274625 6 16974593 7 1076890625 8 68769820673 9 4398851866625 10 281487861809153 11 18014604668698625 12 1152924803144876033 13 73787029071408922625 14 4722367327294625677313 15 302231468414456377114625 16 19342813330006849714388993 17 1237940042744144791940890625 18 79228162569604569827557507073