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A248401 as a simple table

na(n)
143
2131
3163
4417
5491
6537
7571
8619
9849
10913
11923
121019
131187
141203
151579
161641
171707
181747
191779
201835
211843
221907
232003
242051
252123
262203
272227
282235
292315
302537
312563
322649
332747
342787
352913
362931
373083
383107
393307
403345
413363
423561
433587
443611
453651
463659

[43,131,163,417,491,537,571,619,849,913,923,1019,
 1187,1203,1579,1641,1707,1747,1779,1835,1843,1907,
 2003,2051,2123,2203,2227,2235,2315,2537,2563,2649,
 2747,2787,2913,2931,3083,3107,3307,3345,3363,3561,
 3587,3611,3651,3659]