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A023051 as a simple table

na(n)
16963472309248
212625136269928
321131226514944
426059452841000
555707778473984
674213505639000
795773976104625
8101001090159424
9159380205560856
10169049812119552
11174396242861568
12188013752349696

[6963472309248,12625136269928,21131226514944,
 26059452841000,55707778473984,74213505639000,
 95773976104625,101001090159424,159380205560856,
 169049812119552,174396242861568,188013752349696]