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A258474 as a simple table

na(n)
41
56
622
763
8155
9342
10700
111343
122463
134323
147361
1512139
1619581
1730819
1847697
1972388
20108390
21159752
22232833
23334917
24477270
25672589
26940222
271301954
281790117
292441168
303308341
314451294
325955870
337918574
3410475192
3513779096
3618042899
3723506156
3830496836

[1,6,22,63,155,342,700,1343,2463,4323,7361,12139,
 19581,30819,47697,72388,108390,159752,232833,
 334917,477270,672589,940222,1301954,1790117,
 2441168,3308341,4451294,5955870,7918574,10475192,
 13779096,18042899,23506156,30496836]