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A070271 as a simple table

na(n)
11
24
327
4256
53125
646656
7823543
816777216
9387420489
1010
11285311670611
1246005119909369701466112
1334059943367449284484947168626829637
1498005277522749794820791054154499091349964324864

[1,4,27,256,3125,46656,823543,16777216,387420489,
 10,285311670611,46005119909369701466112,
 34059943367449284484947168626829637,
 98005277522749794820791054154499091349964324864]