A223551 - OEIS

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A223551 as a simple table

n	a(n)
1	1
2	27
3	3249
4	1795473
5	4715559621
6	59043582882099
7	3541866135681593043
8	1020092567883788131348995
9	1412857454503152706541498629089
10	9420448274769727958157865214329990383

[1,27,3249,1795473,4715559621,59043582882099, 3541866135681593043,1020092567883788131348995, 1412857454503152706541498629089, 9420448274769727958157865214329990383]