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A240256 as a simple table

na(n)
17
226
389
4342
51362
65447
721816
887527
9351510
101412417
115676660
1222817609
1391721666
14368712044
151482211022
165958495345
1723953290638
1896293023512
19387101653100
201556164589581
216255848045754
2225148780962916
23101099202659613

[7,26,89,342,1362,5447,21816,87527,351510,1412417,
 5676660,22817609,91721666,368712044,1482211022,
 5958495345,23953290638,96293023512,387101653100,
 1556164589581,6255848045754,25148780962916,
 101099202659613]