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A231722 as a simple table

na(n)
10
21
33
47
523
655
7247
81015
95623
1024055
11208375
12945655
139793015
1462877175
15487550455
163884936695
1758243116535
18384392195575
196255075618295
2053220543000055
21616806151581175
226252662237392375
23130241496125238775
241122152167228009975
2520960365589283433975

[0,1,3,7,23,55,247,1015,5623,24055,208375,945655,
 9793015,62877175,487550455,3884936695,58243116535,
 384392195575,6255075618295,53220543000055,
 616806151581175,6252662237392375,
 130241496125238775,1122152167228009975,
 20960365589283433975]