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A116720 as a simple table

na(n)
11
22
35
412
525
644
769
8100
9137
10180
11229
12284
13345
14412
15485
16564
17649
18740
19837
20940
211049
221164
231285
241412
251545
261684
271829
281980
292137
302300
312469
322644
332825
343012
353205
363404
373609
383820
394037
404260
414489
424724
434965
445212
455465
465724
475989
486260

[1,2,5,12,25,44,69,100,137,180,229,284,345,412,
 485,564,649,740,837,940,1049,1164,1285,1412,1545,
 1684,1829,1980,2137,2300,2469,2644,2825,3012,3205,
 3404,3609,3820,4037,4260,4489,4724,4965,5212,5465,
 5724,5989,6260]