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A231277 as a simple table

na(n)
01
11
25
343
4503
57395
6130417
72677347
862652163
91645424927
1047918249503
111532532861117
1253400906126039
132013774998655263
1481717093507007097
153550624402561500703
16164477470918884953215
178092070874197301949727
18421396510870277400155719

[1,1,5,43,503,7395,130417,2677347,62652163,
 1645424927,47918249503,1532532861117,
 53400906126039,2013774998655263,81717093507007097,
 3550624402561500703,164477470918884953215,
 8092070874197301949727,421396510870277400155719]