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A133283 as a simple table

na(n)
11
223
3505
411087
5243409
65343911
7117322633
82575754015
956549265697
101241508091319
1127256628743321
12598404324261743
1313137638505015025
14288429642786068807
156332314502788498729
16139022489418560903231

[1,23,505,11087,243409,5343911,117322633,
 2575754015,56549265697,1241508091319,
 27256628743321,598404324261743,13137638505015025,
 288429642786068807,6332314502788498729,
 139022489418560903231]