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Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A250851 as a simple table

na(n)
114400
2103293
3614965
43204951
515344785
669543783
7303858745
81294875471
95422612945
1022429374423
1191953454825
12374560079391
131518555885505
146135323831463
1524724903375705
1699451052025711
17399459752428465

[14400,103293,614965,3204951,15344785,69543783,
 303858745,1294875471,5422612945,22429374423,
 91953454825,374560079391,1518555885505,
 6135323831463,24724903375705,99451052025711,
 399459752428465]