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A262960 as a simple table

na(n)
11
221
3661
428941
51678501
6124467021
711484880261
81290503997741
9173495416001701
1027499205820027021
115075028072491665861
121078923766195953890541
13261780612944688782844901
1471901410584558939807059021
1522195276604290979611365107461
167651037112318147566092161607341

[1,21,661,28941,1678501,124467021,11484880261,
 1290503997741,173495416001701,27499205820027021,
 5075028072491665861,1078923766195953890541,
 261780612944688782844901,
 71901410584558939807059021,
 22195276604290979611365107461,
 7651037112318147566092161607341]