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A257200 as a simple table

na(n)
11
26
322
463
5154
6336
7672
81254
92211
103718
116006
129373
1314196
1420944
1530192
1642636
1759109
1880598
19108262
20143451
21187726
22242880
23310960
24394290
25495495
26617526
27763686
28937657
291143528
301385824
311669536
322000152
332383689
342826726
353336438
363920631
374587778
385347056
396208384
407182462

[1,6,22,63,154,336,672,1254,2211,3718,6006,9373,
 14196,20944,30192,42636,59109,80598,108262,143451,
 187726,242880,310960,394290,495495,617526,763686,
 937657,1143528,1385824,1669536,2000152,2383689,
 2826726,3336438,3920631,4587778,5347056,6208384,
 7182462]