A352581 - cp's OEIS frontend

A352581 Numbers k such that A001414(k+1) = A001414(k)+1 and A001414(k)^2+3*A001414(k)+1 is prime.

n	a(n)
1	2
2	3
3	4
4	20
5	24
6	1104
7	1274
8	2079
9	4345
10	13775
11	14905
12	20220
13	23408
14	25592
15	35167
16	49230
17	61456
18	66585
19	68479
20	75648
21	76640
22	121539
23	172255
24	194403
25	200384
26	229581
27	233090
28	236282
29	238017
30	247475
31	263145
32	283590
33	287615
34	295274
35	295640
36	326451
37	386169
38	422065
39	429385
40	429802
41	475968
42	585310

[2, 3, 4, 20, 24, 1104, 1274, 2079, 4345, 13775, 14905, 20220, 23408, 25592, 35167, 49230, 61456, 66585, 68479, 75648, 76640, 121539, 172255, 194403, 200384, 229581, 233090, 236282, 238017, 247475, 263145, 283590, 287615, 295274, 295640, 326451, 386169, 422065, 429385, 429802, 475968, 585310]

cp's OEIS Frontend

A352581 Numbers k such that A001414(k+1) = A001414(k)+1 and A001414(k)^2+3*A001414(k)+1 is prime.

Table of values

List of values