# A300357 (b-file synthesized from sequence entry) 1 1 2 36 3 1296 4 46656 5 44100 6 60466176 7 2176782336 8 1587600 9 2821109907456 10 101559956668416 11 57153600 12 131621703842267136 13 1944810000 14 341510400 15 6140942214464815497216 16 221073919720733357899776 17 74071065600 18 70013160000 19 10314424798490535546171949056