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A237491 as a simple table

na(n)
111960
2221512
34248736
482919944
51621147104
631641923080
7616331002428
812011356925024
9234603565050504
104580128895980528
1189230824433658628
121738941638634259312
1333963912422435796628
14663075442863151557160

[11960,221512,4248736,82919944,1621147104,
 31641923080,616331002428,12011356925024,
 234603565050504,4580128895980528,
 89230824433658628,1738941638634259312,
 33963912422435796628,663075442863151557160]