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A306478 as a simple table

na(n)
11729
22431
36601
49605
510585
612801
715211
830889
946657
1069751
1188561
1292929
13105001
14159895
15272323
16368641
17460801
18534061
19610051
20622909
21950797
22992251
231047619
241372801
251374895
261745701
271902691
282210671
292628073
302704801
313225601
325629339
335690251
346840001
359738751

[1729,2431,6601,9605,10585,12801,15211,30889,
 46657,69751,88561,92929,105001,159895,272323,
 368641,460801,534061,610051,622909,950797,992251,
 1047619,1372801,1374895,1745701,1902691,2210671,
 2628073,2704801,3225601,5629339,5690251,6840001,
 9738751]