A337573 - cp's OEIS frontend

A337573 Numbers k such that Sum_{i=1..k} prime(i)*prime(k+i) is prime.

n	a(n)
1	2
2	6
3	26
4	34
5	38
6	60
7	102
8	112
9	116
10	122
11	140
12	230
13	236
14	270
15	300
16	330
17	366
18	386
19	418
20	426
21	430
22	486
23	488
24	508
25	530
26	534
27	548
28	556
29	568
30	576
31	600
32	674
33	680
34	688
35	696
36	710
37	720
38	764
39	772
40	798
41	802
42	804
43	824
44	852
45	870
46	884
47	906
48	982
49	996
50	1018
51	1038
52	1056
53	1152
54	1162
55	1190
56	1210
57	1230
58	1252
59	1326

[2, 6, 26, 34, 38, 60, 102, 112, 116, 122, 140, 230, 236, 270, 300, 330, 366, 386, 418, 426, 430, 486, 488, 508, 530, 534, 548, 556, 568, 576, 600, 674, 680, 688, 696, 710, 720, 764, 772, 798, 802, 804, 824, 852, 870, 884, 906, 982, 996, 1018, 1038, 1056, 1152, 1162, 1190, 1210, 1230, 1252, 1326]

cp's OEIS Frontend

A337573 Numbers k such that Sum_{i=1..k} prime(i)*prime(k+i) is prime.

Table of values

List of values