A248004 - cp's OEIS frontend

A248004 Least positive integer m with prime(m*n) == 1 (mod m+n).

n	a(n)
1	3
2	4
3	1
4	2
5	2
6	15
7	1
8	1
9	5
10	10
11	2
12	3
13	4
14	18
15	6
16	27
17	4
18	7
19	35
20	4
21	45
22	2
23	47
24	9
25	5
26	10
27	16
28	11
29	3
30	3
31	9
32	61
33	1
34	52
35	3
36	60
37	53
38	74
39	8
40	47
41	7
42	60
43	128
44	5
45	21
46	12
47	2
48	29
49	15
50	127
51	53
52	28
53	17
54	21
55	303
56	80
57	72
58	8
59	61
60	36

[3, 4, 1, 2, 2, 15, 1, 1, 5, 10, 2, 3, 4, 18, 6, 27, 4, 7, 35, 4, 45, 2, 47, 9, 5, 10, 16, 11, 3, 3, 9, 61, 1, 52, 3, 60, 53, 74, 8, 47, 7, 60, 128, 5, 21, 12, 2, 29, 15, 127, 53, 28, 17, 21, 303, 80, 72, 8, 61, 36]

cp's OEIS Frontend

A248004 Least positive integer m with prime(m*n) == 1 (mod m+n).

Table of values

List of values

n	a(n)
1	3
2	4
3	1
4	2
5	2
6	15
7	1
8	1
9	5
10	10
11	2
12	3
13	4
14	18
15	6
16	27
17	4
18	7
19	35
20	4
21	45
22	2
23	47
24	9
25	5
26	10
27	16
28	11
29	3
30	3
31	9
32	61
33	1
34	52
35	3
36	60
37	53
38	74
39	8
40	47
41	7
42	60
43	128
44	5
45	21
46	12
47	2
48	29
49	15
50	127
51	53
52	28
53	17
54	21
55	303
56	80
57	72
58	8
59	61
60	36

n	a(n)
1	3
2	4
3	1
4	2
5	2
6	15
7	1
8	1
9	5
10	10
11	2
12	3
13	4
14	18
15	6
16	27
17	4
18	7
19	35
20	4
21	45
22	2
23	47
24	9
25	5
26	10
27	16
28	11
29	3
30	3
31	9
32	61
33	1
34	52
35	3
36	60
37	53
38	74
39	8
40	47
41	7
42	60
43	128
44	5
45	21
46	12
47	2
48	29
49	15
50	127
51	53
52	28
53	17
54	21
55	303
56	80
57	72
58	8
59	61
60	36

n	a(n)
1	3
2	4
3	1
4	2
5	2
6	15
7	1
8	1
9	5
10	10
11	2
12	3
13	4
14	18
15	6
16	27
17	4
18	7
19	35
20	4
21	45
22	2
23	47
24	9
25	5
26	10
27	16
28	11
29	3
30	3
31	9
32	61
33	1
34	52
35	3
36	60
37	53
38	74
39	8
40	47
41	7
42	60
43	128
44	5
45	21
46	12
47	2
48	29
49	15
50	127
51	53
52	28
53	17
54	21
55	303
56	80
57	72
58	8
59	61
60	36