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A223332 as a simple table

na(n)
164
2243
33969
464827
51059723
617324685
7283231809
84630406067
975700050363
101237579942725
1120232537609249
12330771018512907
135407599817782603
1488405979220238365
151445302430884160289
1623628482316968449347

[64,243,3969,64827,1059723,17324685,283231809,
 4630406067,75700050363,1237579942725,
 20232537609249,330771018512907,5407599817782603,
 88405979220238365,1445302430884160289,
 23628482316968449347]