login

A256473 as a simple table

na(n)
13
231
347
461
573
6467
7607
8883
91051
101109
111181
121453
132333
142593
152693
162699
172789
183089
193109
203919
218563
2212893
2313009
2413807
2513877
2613879
2715511
2818461
2919483
3020389
3123021
3225087
3326647
3429191
3532803
3633767
3735339
3841651
3943991
4046301
4147051
4249223
4351581
4463127

[3,31,47,61,73,467,607,883,1051,1109,1181,1453,
 2333,2593,2693,2699,2789,3089,3109,3919,8563,
 12893,13009,13807,13877,13879,15511,18461,19483,
 20389,23021,25087,26647,29191,32803,33767,35339,
 41651,43991,46301,47051,49223,51581,63127]