A247278 - cp's OEIS frontend

A247278 Least integer k > 0 such that k*n - prime(k) is a square.

n	a(n)
2	1
3	1
4	4
5	29
6	1
7	3
8	4
9	43
10	3
11	1
12	5
13	37
14	2
15	5
16	9
17	19
18	1
19	267
20	22
21	23
22	4
23	3
24	43
25	57
26	2
27	1
28	46
29	19
30	20
31	5
32	4
33	23
34	440
35	3
36	5
37	162
38	1
39	7
40	20
41	499
42	2
43	74
44	4
45	128
46	29
47	9
48	927
49	215
50	156
51	1
52	96
53	91
54	7
55	1058
56	73
57	162
58	3
59	763
60	5

[1, 1, 4, 29, 1, 3, 4, 43, 3, 1, 5, 37, 2, 5, 9, 19, 1, 267, 22, 23, 4, 3, 43, 57, 2, 1, 46, 19, 20, 5, 4, 23, 440, 3, 5, 162, 1, 7, 20, 499, 2, 74, 4, 128, 29, 9, 927, 215, 156, 1, 96, 91, 7, 1058, 73, 162, 3, 763, 5]

cp's OEIS Frontend

A247278 Least integer k > 0 such that k*n - prime(k) is a square.

Table of values

List of values