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A223071 as a simple table

na(n)
14
216
316
464
5150
664
7256
81080
91080
10256
111024
126627
1338512
146627
151024
164096
1736552
18899390
19899390
2036552
214096
2216384
23187000
2422520656
2559844888
2622520656
27187000
2816384
2965536
30905440
31462313688
324842450790
334842450790
34462313688

[4,16,16,64,150,64,256,1080,1080,256,1024,6627,
 38512,6627,1024,4096,36552,899390,899390,36552,
 4096,16384,187000,22520656,59844888,22520656,
 187000,16384,65536,905440,462313688,4842450790,
 4842450790,462313688]