A248036 - cp's OEIS frontend

A248036 Least positive integer m such that m + n divides sigma(m)^2 + sigma(n)^2, where sigma(k) denotes the number of positive divisors of k.

n	a(n)
1	1
2	3
3	2
4	1
5	10
6	6
7	3
8	50
9	1
10	5
11	34
12	28
13	7
14	6
15	10
16	18
17	3
18	16
19	33
20	5
21	20
22	14
23	83
24	24
25	1
26	10
27	10
28	12
29	56
30	6
31	33
32	2
33	15
34	11
35	93
36	13
37	204
38	27
39	52
40	38
41	17
42	6
43	7
44	6
45	15
46	14
47	5
48	944
49	1
50	8
51	17
52	39
53	32
54	33
55	5
56	24
57	7
58	59
59	58
60	15

[1, 3, 2, 1, 10, 6, 3, 50, 1, 5, 34, 28, 7, 6, 10, 18, 3, 16, 33, 5, 20, 14, 83, 24, 1, 10, 10, 12, 56, 6, 33, 2, 15, 11, 93, 13, 204, 27, 52, 38, 17, 6, 7, 6, 15, 14, 5, 944, 1, 8, 17, 39, 32, 33, 5, 24, 7, 59, 58, 15]

cp's OEIS Frontend

A248036 Least positive integer m such that m + n divides sigma(m)^2 + sigma(n)^2, where sigma(k) denotes the number of positive divisors of k.

Table of values

List of values

n	a(n)
1	1
2	3
3	2
4	1
5	10
6	6
7	3
8	50
9	1
10	5
11	34
12	28
13	7
14	6
15	10
16	18
17	3
18	16
19	33
20	5
21	20
22	14
23	83
24	24
25	1
26	10
27	10
28	12
29	56
30	6
31	33
32	2
33	15
34	11
35	93
36	13
37	204
38	27
39	52
40	38
41	17
42	6
43	7
44	6
45	15
46	14
47	5
48	944
49	1
50	8
51	17
52	39
53	32
54	33
55	5
56	24
57	7
58	59
59	58
60	15

n	a(n)
1	1
2	3
3	2
4	1
5	10
6	6
7	3
8	50
9	1
10	5
11	34
12	28
13	7
14	6
15	10
16	18
17	3
18	16
19	33
20	5
21	20
22	14
23	83
24	24
25	1
26	10
27	10
28	12
29	56
30	6
31	33
32	2
33	15
34	11
35	93
36	13
37	204
38	27
39	52
40	38
41	17
42	6
43	7
44	6
45	15
46	14
47	5
48	944
49	1
50	8
51	17
52	39
53	32
54	33
55	5
56	24
57	7
58	59
59	58
60	15

n	a(n)
1	1
2	3
3	2
4	1
5	10
6	6
7	3
8	50
9	1
10	5
11	34
12	28
13	7
14	6
15	10
16	18
17	3
18	16
19	33
20	5
21	20
22	14
23	83
24	24
25	1
26	10
27	10
28	12
29	56
30	6
31	33
32	2
33	15
34	11
35	93
36	13
37	204
38	27
39	52
40	38
41	17
42	6
43	7
44	6
45	15
46	14
47	5
48	944
49	1
50	8
51	17
52	39
53	32
54	33
55	5
56	24
57	7
58	59
59	58
60	15