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A002571 as a simple table

na(n)
11
25
310
430
574
6199
7515
81355
93540
109276
1124276
1263565
13166405
14435665
151140574
162986074
177817630
1820466835
1953582855
20140281751
21367262376
22961505400
232517253800
246590256025
2517253514249
2645170286749
27118257345970

[1,5,10,30,74,199,515,1355,3540,9276,24276,63565,
 166405,435665,1140574,2986074,7817630,20466835,
 53582855,140281751,367262376,961505400,2517253800,
 6590256025,17253514249,45170286749,118257345970]