A108253 - OEIS

A108253 as a simple table

n	a(n)
1	277
2	331
3	447
4	525
5	577
6	627
7	643
8	811
9	897
10	921
11	937
12	955
13	1017
14	1095
15	1131
16	1137
17	1213
18	1347
19	1477
20	1533
21	1551
22	1621
23	1813
24	1857
25	1911
26	2071
27	2083
28	2157
29	2167
30	2185
31	2193
32	2205
33	2257
34	2277
35	2391
36	2431
37	2443
38	2457
39	2475
40	2535
41	2655
42	2667
43	2953
44	3003

[277,331,447,525,577,627,643,811,897,921,937,955, 1017,1095,1131,1137,1213,1347,1477,1533,1551,1621, 1813,1857,1911,2071,2083,2157,2167,2185,2193,2205, 2257,2277,2391,2431,2443,2457,2475,2535,2655,2667, 2953,3003]