login

A086505 as a simple table

na(n)
13
27
311
423
531
629
753
873
953
1089
11157
1273
13137
14199
1573
16281
17229
18127
19383
20229
21149
22389
23463
24193
25359
26547
27239
28467
29823
30197
31857
32883
33283
34809
35499
36389
371013
38907
39421
40827
411201
42373
431151
441231
45367
461307
471279
48577
491229
501009
51631
521427
531783

[3,7,11,23,31,29,53,73,53,89,157,73,137,199,73,
 281,229,127,383,229,149,389,463,193,359,547,239,
 467,823,197,857,883,283,809,499,389,1013,907,421,
 827,1201,373,1151,1231,367,1307,1279,577,1229,
 1009,631,1427,1783]