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A090307 as a simple table

na(n)
02
118
2326
35886
4106274
51918818
634644998
7625528782
811294163074
9203920464114
103681862517126
1166477445772382
121200275886420002
1321671443401332418
14391286257110403526
157064824071388595886

[2,18,326,5886,106274,1918818,34644998,625528782,
 11294163074,203920464114,3681862517126,
 66477445772382,1200275886420002,21671443401332418,
 391286257110403526,7064824071388595886]