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A207041 as a simple table

na(n)
1509033161
21836304561
35394826801
420064165121
525594002721
647782272385
759970791881
875527369281
984127131361
1096578912521
11116087568961
12278585544601
13387394248241
14416937760921
15584698468861
161623222276481
171690000282321
181788750684721
191945024664401

[509033161,1836304561,5394826801,20064165121,
 25594002721,47782272385,59970791881,75527369281,
 84127131361,96578912521,116087568961,278585544601,
 387394248241,416937760921,584698468861,
 1623222276481,1690000282321,1788750684721,
 1945024664401]