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A155057 as a simple table

na(n)
148988659276962496
2490593422681271000
36355491080314102272
427365551142421413376
547893568195858112000
655634997032869710456
768243313527087529096
8265781191139199122625
9276114357544758340608

[48988659276962496,490593422681271000,
 6355491080314102272,27365551142421413376,
 47893568195858112000,55634997032869710456,
 68243313527087529096,265781191139199122625,
 276114357544758340608]