login

A141856 as a simple table

na(n)
131
253
397
4163
5229
6251
7317
8383
9449
10647
11691
12757
13823
14911
15977
161021
171087
181109
191153
201307
211373
221439
231483
241549
251571
261637
271747
281879
291901
302011
312099
322143
332297
342341
352473
362539
372671
382693
392803
402957
413001
423023
433067
443089
453221
463331

[31,53,97,163,229,251,317,383,449,647,691,757,823,
 911,977,1021,1087,1109,1153,1307,1373,1439,1483,
 1549,1571,1637,1747,1879,1901,2011,2099,2143,2297,
 2341,2473,2539,2671,2693,2803,2957,3001,3023,3067,
 3089,3221,3331]