login

A033870 as a simple table

na(n)
11
29
313
421
533
649
757
861
977
10117
11121
12133
13169
14209
15273
16361
17429
18441
19549
20637
21693
22741
23793
241001
251089
261197
271281
281521
291573
301617
311729
321881
332013
342541
352717
362793
372989
383249
393477
403549
414389
424693
434697
445577
455733
465929

[1,9,13,21,33,49,57,61,77,117,121,133,169,209,273,
 361,429,441,549,637,693,741,793,1001,1089,1197,
 1281,1521,1573,1617,1729,1881,2013,2541,2717,2793,
 2989,3249,3477,3549,4389,4693,4697,5577,5733,5929]