login

A011756 as a simple table

na(n)
12
25
313
429
547
673
7107
8151
9197
10257
11317
12397
13467
14571
15659
16769
17883
181019
191151
201291
211453
221607
231783
241987
252153
262371
272593
282791
293037
303307
313541
323797
334073
344357
354657
364973
375303
385641
395939
406301
416679
427019
437477

[2,5,13,29,47,73,107,151,197,257,317,397,467,571,
 659,769,883,1019,1151,1291,1453,1607,1783,1987,
 2153,2371,2593,2791,3037,3307,3541,3797,4073,4357,
 4657,4973,5303,5641,5939,6301,6679,7019,7477]