# A094084 (b-file synthesized from sequence entry) 1 1 2 3 3 4 4 27 5 64 6 675 7 256 8 3675 9 16384 10 297675 11 65536 12 1440747 13 1048576 14 27054027 15 4194304 16 124227675 17 1073741824 18 35901798075 19 4294967296 20 160006779075 21 68719476736 22 2822519582883 23 274877906944 24 12339775697067 25 17592186044416