A341889 - cp's OEIS frontend

A341889 a(n) is the smallest positive integer k > 1 such that n + k divides n^n + k, or 0 if no such k exists.

n	a(n)
1	2
2	0
3	3
4	2
5	3
6	4
7	2
8	6
9	3
10	5
11	4
12	10
13	2
14	12
15	5
16	2
17	3
18	16
19	2
20	18
21	3
22	4
23	10
24	22
25	3
26	24
27	9
28	8
29	6
30	28
31	2
32	30
33	7
34	17
35	5
36	6
37	2
38	36
39	9
40	5
41	3
42	40
43	6
44	42
45	3
46	4
47	22
48	46
49	2
50	20
51	4
52	16
53	7
54	52
55	2
56	14
57	3
58	5
59	28
60	58
61	2
62	60
63	9
64	8
65	3
66	9
67	2
68	66
69	11
70	20
71	4
72	70
73	3
74	72
75	20
76	14
77	3
78	8
79	5
80	78
81	4
82	32
83	40
84	82
85	2
86	24
87	29
88	11
89	3
90	88
91	2
92	6
93	7
94	23

[2, 0, 3, 2, 3, 4, 2, 6, 3, 5, 4, 10, 2, 12, 5, 2, 3, 16, 2, 18, 3, 4, 10, 22, 3, 24, 9, 8, 6, 28, 2, 30, 7, 17, 5, 6, 2, 36, 9, 5, 3, 40, 6, 42, 3, 4, 22, 46, 2, 20, 4, 16, 7, 52, 2, 14, 3, 5, 28, 58, 2, 60, 9, 8, 3, 9, 2, 66, 11, 20, 4, 70, 3, 72, 20, 14, 3, 8, 5, 78, 4, 32, 40, 82, 2, 24, 29, 11, 3, 88, 2, 6, 7, 23]

cp's OEIS Frontend

A341889 a(n) is the smallest positive integer k > 1 such that n + k divides n^n + k, or 0 if no such k exists.

Table of values

List of values

n	a(n)
1	2
2	0
3	3
4	2
5	3
6	4
7	2
8	6
9	3
10	5
11	4
12	10
13	2
14	12
15	5
16	2
17	3
18	16
19	2
20	18
21	3
22	4
23	10
24	22
25	3
26	24
27	9
28	8
29	6
30	28
31	2
32	30
33	7
34	17
35	5
36	6
37	2
38	36
39	9
40	5
41	3
42	40
43	6
44	42
45	3
46	4
47	22
48	46
49	2
50	20
51	4
52	16
53	7
54	52
55	2
56	14
57	3
58	5
59	28
60	58
61	2
62	60
63	9
64	8
65	3
66	9
67	2
68	66
69	11
70	20
71	4
72	70
73	3
74	72
75	20
76	14
77	3
78	8
79	5
80	78
81	4
82	32
83	40
84	82
85	2
86	24
87	29
88	11
89	3
90	88
91	2
92	6
93	7
94	23

n	a(n)
1	2
2	0
3	3
4	2
5	3
6	4
7	2
8	6
9	3
10	5
11	4
12	10
13	2
14	12
15	5
16	2
17	3
18	16
19	2
20	18
21	3
22	4
23	10
24	22
25	3
26	24
27	9
28	8
29	6
30	28
31	2
32	30
33	7
34	17
35	5
36	6
37	2
38	36
39	9
40	5
41	3
42	40
43	6
44	42
45	3
46	4
47	22
48	46
49	2
50	20
51	4
52	16
53	7
54	52
55	2
56	14
57	3
58	5
59	28
60	58
61	2
62	60
63	9
64	8
65	3
66	9
67	2
68	66
69	11
70	20
71	4
72	70
73	3
74	72
75	20
76	14
77	3
78	8
79	5
80	78
81	4
82	32
83	40
84	82
85	2
86	24
87	29
88	11
89	3
90	88
91	2
92	6
93	7
94	23

n	a(n)
1	2
2	0
3	3
4	2
5	3
6	4
7	2
8	6
9	3
10	5
11	4
12	10
13	2
14	12
15	5
16	2
17	3
18	16
19	2
20	18
21	3
22	4
23	10
24	22
25	3
26	24
27	9
28	8
29	6
30	28
31	2
32	30
33	7
34	17
35	5
36	6
37	2
38	36
39	9
40	5
41	3
42	40
43	6
44	42
45	3
46	4
47	22
48	46
49	2
50	20
51	4
52	16
53	7
54	52
55	2
56	14
57	3
58	5
59	28
60	58
61	2
62	60
63	9
64	8
65	3
66	9
67	2
68	66
69	11
70	20
71	4
72	70
73	3
74	72
75	20
76	14
77	3
78	8
79	5
80	78
81	4
82	32
83	40
84	82
85	2
86	24
87	29
88	11
89	3
90	88
91	2
92	6
93	7
94	23