A159828 - cp's OEIS frontend

A159828 a(n) is smallest number m > 0 such that m^2 + n^2 + 1 is prime.

n	a(n)
1	1
2	6
3	1
4	6
5	9
6	2
7	3
8	6
9	1
10	6
11	3
12	2
13	3
14	6
15	1
16	6
17	27
18	8
19	9
20	24
21	1
22	6
23	21
24	4
25	69
26	12
27	3
28	6
29	21
30	6
31	3
32	6
33	1
34	6
35	9
36	2
37	9
38	6
39	1
40	6
41	15
42	6
43	9
44	6
45	1
46	6
47	27
48	2
49	3
50	36
51	9
52	6
53	3
54	6
55	15
56	18
57	1
58	48
59	3
60	4
61	9
62	6
63	7
64	6
65	15
66	4
67	21
68	42
69	5
70	6
71	3
72	2
73	69
74	18
75	5
76	6
77	3
78	2
79	9
80	24
81	1
82	6
83	3
84	8
85	9
86	6
87	11
88	18
89	15
90	4
91	3
92	6
93	7
94	18

[1, 6, 1, 6, 9, 2, 3, 6, 1, 6, 3, 2, 3, 6, 1, 6, 27, 8, 9, 24, 1, 6, 21, 4, 69, 12, 3, 6, 21, 6, 3, 6, 1, 6, 9, 2, 9, 6, 1, 6, 15, 6, 9, 6, 1, 6, 27, 2, 3, 36, 9, 6, 3, 6, 15, 18, 1, 48, 3, 4, 9, 6, 7, 6, 15, 4, 21, 42, 5, 6, 3, 2, 69, 18, 5, 6, 3, 2, 9, 24, 1, 6, 3, 8, 9, 6, 11, 18, 15, 4, 3, 6, 7, 18]

cp's OEIS Frontend

A159828 a(n) is smallest number m > 0 such that m^2 + n^2 + 1 is prime.

Table of values

List of values

n	a(n)
1	1
2	6
3	1
4	6
5	9
6	2
7	3
8	6
9	1
10	6
11	3
12	2
13	3
14	6
15	1
16	6
17	27
18	8
19	9
20	24
21	1
22	6
23	21
24	4
25	69
26	12
27	3
28	6
29	21
30	6
31	3
32	6
33	1
34	6
35	9
36	2
37	9
38	6
39	1
40	6
41	15
42	6
43	9
44	6
45	1
46	6
47	27
48	2
49	3
50	36
51	9
52	6
53	3
54	6
55	15
56	18
57	1
58	48
59	3
60	4
61	9
62	6
63	7
64	6
65	15
66	4
67	21
68	42
69	5
70	6
71	3
72	2
73	69
74	18
75	5
76	6
77	3
78	2
79	9
80	24
81	1
82	6
83	3
84	8
85	9
86	6
87	11
88	18
89	15
90	4
91	3
92	6
93	7
94	18

n	a(n)
1	1
2	6
3	1
4	6
5	9
6	2
7	3
8	6
9	1
10	6
11	3
12	2
13	3
14	6
15	1
16	6
17	27
18	8
19	9
20	24
21	1
22	6
23	21
24	4
25	69
26	12
27	3
28	6
29	21
30	6
31	3
32	6
33	1
34	6
35	9
36	2
37	9
38	6
39	1
40	6
41	15
42	6
43	9
44	6
45	1
46	6
47	27
48	2
49	3
50	36
51	9
52	6
53	3
54	6
55	15
56	18
57	1
58	48
59	3
60	4
61	9
62	6
63	7
64	6
65	15
66	4
67	21
68	42
69	5
70	6
71	3
72	2
73	69
74	18
75	5
76	6
77	3
78	2
79	9
80	24
81	1
82	6
83	3
84	8
85	9
86	6
87	11
88	18
89	15
90	4
91	3
92	6
93	7
94	18

n	a(n)
1	1
2	6
3	1
4	6
5	9
6	2
7	3
8	6
9	1
10	6
11	3
12	2
13	3
14	6
15	1
16	6
17	27
18	8
19	9
20	24
21	1
22	6
23	21
24	4
25	69
26	12
27	3
28	6
29	21
30	6
31	3
32	6
33	1
34	6
35	9
36	2
37	9
38	6
39	1
40	6
41	15
42	6
43	9
44	6
45	1
46	6
47	27
48	2
49	3
50	36
51	9
52	6
53	3
54	6
55	15
56	18
57	1
58	48
59	3
60	4
61	9
62	6
63	7
64	6
65	15
66	4
67	21
68	42
69	5
70	6
71	3
72	2
73	69
74	18
75	5
76	6
77	3
78	2
79	9
80	24
81	1
82	6
83	3
84	8
85	9
86	6
87	11
88	18
89	15
90	4
91	3
92	6
93	7
94	18