A215304 - OEIS

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A215304 as a simple table

n	a(n)
1	2
2	3
3	19
4	37
5	53
6	71
7	89
8	103
9	137
10	139
11	157
12	173
13	191
14	223
15	239
16	241
17	257
18	293
19	307
20	359
21	409
22	443
23	461
24	463
25	479
26	547
27	563
28	599
29	613
30	631
31	647
32	683
33	701
34	733
35	751
36	769
37	853
38	887
39	919
40	937
41	953
42	971
43	1021
44	1039
45	1091
46	1109
47	1123
48	1193
49	1259
50	1277

[2,3,19,37,53,71,89,103,137,139,157,173,191,223, 239,241,257,293,307,359,409,443,461,463,479,547, 563,599,613,631,647,683,701,733,751,769,853,887, 919,937,953,971,1021,1039,1091,1109,1123,1193, 1259,1277]