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A218323 as a simple table

na(n)
11
22
33
416
55
636
77
8512
981
10100
1111
1220736
1313
14196
15225
161048576
1717
18104976
1919
20160000
21441
22484
2323
244586471424
25625
26676
2719683
28614656
2929
3024300000
3131
3234359738368
331089
341156
351225
36101559956668416
3737
381444
391521
40163840000000
4141
42130691232
4343

[1,2,3,16,5,36,7,512,81,100,11,20736,13,196,225,
 1048576,17,104976,19,160000,441,484,23,4586471424,
 625,676,19683,614656,29,24300000,31,34359738368,
 1089,1156,1225,101559956668416,37,1444,1521,
 163840000000,41,130691232,43]