# A153160 (b-file synthesized from sequence entry) 1 64 2 729 3 15625 4 46656 5 117649 6 1000000 7 1771561 8 2985984 9 4826809 10 7529536 11 11390625 12 24137569 13 34012224 14 47045881 15 64000000 16 85766121 17 113379904 18 148035889 19 191102976 20 308915776 21 481890304 22 594823321 23 729000000 24 887503681