login

A257928 as a simple table

na(n)
113
27
313
467
519
679
747
8193
9107
1041
11229
12179
13383
14281
15173
161327
17193
18701
191429
20211
21113
2273
231093
2483
251447
26659
27197
28719
29331
30761
311171
322269
33467
34509
35863
36113
37643
38577
39563
40379
41607
421291
43283
443593
452549
46881
471523
484663
492657
503583
518807
52683
532251
54863
558929
56163
576737
582459
594919
606553

[13,7,13,67,19,79,47,193,107,41,229,179,383,281,
 173,1327,193,701,1429,211,113,73,1093,83,1447,659,
 197,719,331,761,1171,2269,467,509,863,113,643,577,
 563,379,607,1291,283,3593,2549,881,1523,4663,2657,
 3583,8807,683,2251,863,8929,163,6737,2459,4919,
 6553]