A075016 - cp's OEIS frontend

A075016 Smallest k such that the concatenation k, k-1,k-2 is divisible by n; or 0 if no such number exists.

n	a(n)
1	2
2	2
3	2
4	4
5	2
6	2
7	2
8	4
9	4
10	2
11	12
12	4
13	105
14	2
15	2
16	4
17	7
18	4
19	18
20	22
21	2
22	12
23	11
24	4
25	27
26	118
27	4
28	106
29	21
30	2
31	23
32	14
33	12
34	34
35	2
36	4
37	112
38	18
39	105
40	22
41	15
42	2
43	39
44	34
45	7
46	14
47	9
48	4
49	141
50	52
51	7
52	118
53	58
54	4
55	12
56	106
57	18
58	50
59	38
60	22
61	10
62	54
63	106
64	14
65	157

[2, 2, 2, 4, 2, 2, 2, 4, 4, 2, 12, 4, 105, 2, 2, 4, 7, 4, 18, 22, 2, 12, 11, 4, 27, 118, 4, 106, 21, 2, 23, 14, 12, 34, 2, 4, 112, 18, 105, 22, 15, 2, 39, 34, 7, 14, 9, 4, 141, 52, 7, 118, 58, 4, 12, 106, 18, 50, 38, 22, 10, 54, 106, 14, 157]

cp's OEIS Frontend

A075016 Smallest k such that the concatenation k, k-1,k-2 is divisible by n; or 0 if no such number exists.

Table of values

List of values

n	a(n)
1	2
2	2
3	2
4	4
5	2
6	2
7	2
8	4
9	4
10	2
11	12
12	4
13	105
14	2
15	2
16	4
17	7
18	4
19	18
20	22
21	2
22	12
23	11
24	4
25	27
26	118
27	4
28	106
29	21
30	2
31	23
32	14
33	12
34	34
35	2
36	4
37	112
38	18
39	105
40	22
41	15
42	2
43	39
44	34
45	7
46	14
47	9
48	4
49	141
50	52
51	7
52	118
53	58
54	4
55	12
56	106
57	18
58	50
59	38
60	22
61	10
62	54
63	106
64	14
65	157

n	a(n)
1	2
2	2
3	2
4	4
5	2
6	2
7	2
8	4
9	4
10	2
11	12
12	4
13	105
14	2
15	2
16	4
17	7
18	4
19	18
20	22
21	2
22	12
23	11
24	4
25	27
26	118
27	4
28	106
29	21
30	2
31	23
32	14
33	12
34	34
35	2
36	4
37	112
38	18
39	105
40	22
41	15
42	2
43	39
44	34
45	7
46	14
47	9
48	4
49	141
50	52
51	7
52	118
53	58
54	4
55	12
56	106
57	18
58	50
59	38
60	22
61	10
62	54
63	106
64	14
65	157

n	a(n)
1	2
2	2
3	2
4	4
5	2
6	2
7	2
8	4
9	4
10	2
11	12
12	4
13	105
14	2
15	2
16	4
17	7
18	4
19	18
20	22
21	2
22	12
23	11
24	4
25	27
26	118
27	4
28	106
29	21
30	2
31	23
32	14
33	12
34	34
35	2
36	4
37	112
38	18
39	105
40	22
41	15
42	2
43	39
44	34
45	7
46	14
47	9
48	4
49	141
50	52
51	7
52	118
53	58
54	4
55	12
56	106
57	18
58	50
59	38
60	22
61	10
62	54
63	106
64	14
65	157