A085104 - OEIS

A085104 as a simple table

n	a(n)
1	7
2	13
3	31
4	43
5	73
6	127
7	157
8	211
9	241
10	307
11	421
12	463
13	601
14	757
15	1093
16	1123
17	1483
18	1723
19	2551
20	2801
21	2971
22	3307
23	3541
24	3907
25	4423
26	4831
27	5113
28	5701
29	6007
30	6163
31	6481
32	8011
33	8191
34	9901
35	10303
36	11131
37	12211
38	12433
39	13807
40	14281
41	17293
42	19183
43	19531
44	20023

[7,13,31,43,73,127,157,211,241,307,421,463,601, 757,1093,1123,1483,1723,2551,2801,2971,3307,3541, 3907,4423,4831,5113,5701,6007,6163,6481,8011,8191, 9901,10303,11131,12211,12433,13807,14281,17293, 19183,19531,20023]