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A002296 as a simple table

na(n)
01
11
27
370
4819
510472
6141778
71997688
828989675
9430321633
106503352856
1199726673130
121547847846090
1324269405074740
14383846168712104
156116574500860880
1698106248306858715
171582638261961640247
1825661404527790252375
19417980115131315136400

[1,1,7,70,819,10472,141778,1997688,28989675,
 430321633,6503352856,99726673130,1547847846090,
 24269405074740,383846168712104,6116574500860880,
 98106248306858715,1582638261961640247,
 25661404527790252375,417980115131315136400]