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A252316 as a simple table

na(n)
14197
21918
32493
46011
518820
662915
7214325
8735703
92536027
108732521
1130044845
12103433765
13356211933
141226556113
154222869979
1614539252073
1750061142569
18172368826263
19593481176363
202043402198747
217035653625011
2224224571440057

[4197,1918,2493,6011,18820,62915,214325,735703,
 2536027,8732521,30044845,103433765,356211933,
 1226556113,4222869979,14539252073,50061142569,
 172368826263,593481176363,2043402198747,
 7035653625011,24224571440057]