A268608 - OEIS

A268608 as a simple table

n	a(n)
2	5
3	7
4	19
5	23
6	41
7	163
8	67
9	257
10	83
11	109
12	43
13	359
14	293
15	647
16	277
17	1567
18	983
19	419
20	1723
21	83
22	103
23	3089
24	719
25	733
26	1723
27	457
28	331
29	2729
30	3389
31	1123
32	863
33	1123
34	1871
35	6211
36	19717
37	5323
38	5749
39	419
40	887
41	811
42	617
43	2851
44	2531
45	5023
46	6883
47	6661
48	2879
49	16433
50	19471

[5,7,19,23,41,163,67,257,83,109,43,359,293,647, 277,1567,983,419,1723,83,103,3089,719,733,1723, 457,331,2729,3389,1123,863,1123,1871,6211,19717, 5323,5749,419,887,811,617,2851,2531,5023,6883, 6661,2879,16433,19471]