A241146 - cp's OEIS frontend

A241146 Least number k such that k and n*k share at least one digit.

n	a(n)
1	1
2	10
3	5
4	10
5	5
6	2
7	5
8	10
9	5
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	10
21	1
22	9
23	5
24	10
25	5
26	2
27	5
28	6
29	5
30	5
31	1
32	10
33	5
34	10
35	4
36	2
37	4
38	10
39	5
40	10
41	1
42	10
43	5
44	3
45	3
46	2
47	5
48	8
49	5
50	5
51	1
52	10
53	5
54	7
55	5
56	2
57	5
58	10
59	5
60	2
61	1
62	2
63	2
64	2
65	5
66	2
67	5
68	7
69	5
70	5
71	1
72	10
73	5
74	10
75	5
76	2
77	3
78	3
79	3
80	10
81	1
82	7
83	5
84	10
85	4
86	2
87	4
88	9
89	5
90	5
91	1
92	10
93	5
94	6
95	5
96	2
97	5
98	8
99	5
100	1

[1, 10, 5, 10, 5, 2, 5, 10, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 10, 1, 9, 5, 10, 5, 2, 5, 6, 5, 5, 1, 10, 5, 10, 4, 2, 4, 10, 5, 10, 1, 10, 5, 3, 3, 2, 5, 8, 5, 5, 1, 10, 5, 7, 5, 2, 5, 10, 5, 2, 1, 2, 2, 2, 5, 2, 5, 7, 5, 5, 1, 10, 5, 10, 5, 2, 3, 3, 3, 10, 1, 7, 5, 10, 4, 2, 4, 9, 5, 5, 1, 10, 5, 6, 5, 2, 5, 8, 5, 1]

cp's OEIS Frontend

A241146 Least number k such that k and n*k share at least one digit.

Table of values

List of values

n	a(n)
1	1
2	10
3	5
4	10
5	5
6	2
7	5
8	10
9	5
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	10
21	1
22	9
23	5
24	10
25	5
26	2
27	5
28	6
29	5
30	5
31	1
32	10
33	5
34	10
35	4
36	2
37	4
38	10
39	5
40	10
41	1
42	10
43	5
44	3
45	3
46	2
47	5
48	8
49	5
50	5
51	1
52	10
53	5
54	7
55	5
56	2
57	5
58	10
59	5
60	2
61	1
62	2
63	2
64	2
65	5
66	2
67	5
68	7
69	5
70	5
71	1
72	10
73	5
74	10
75	5
76	2
77	3
78	3
79	3
80	10
81	1
82	7
83	5
84	10
85	4
86	2
87	4
88	9
89	5
90	5
91	1
92	10
93	5
94	6
95	5
96	2
97	5
98	8
99	5
100	1

n	a(n)
1	1
2	10
3	5
4	10
5	5
6	2
7	5
8	10
9	5
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	10
21	1
22	9
23	5
24	10
25	5
26	2
27	5
28	6
29	5
30	5
31	1
32	10
33	5
34	10
35	4
36	2
37	4
38	10
39	5
40	10
41	1
42	10
43	5
44	3
45	3
46	2
47	5
48	8
49	5
50	5
51	1
52	10
53	5
54	7
55	5
56	2
57	5
58	10
59	5
60	2
61	1
62	2
63	2
64	2
65	5
66	2
67	5
68	7
69	5
70	5
71	1
72	10
73	5
74	10
75	5
76	2
77	3
78	3
79	3
80	10
81	1
82	7
83	5
84	10
85	4
86	2
87	4
88	9
89	5
90	5
91	1
92	10
93	5
94	6
95	5
96	2
97	5
98	8
99	5
100	1

n	a(n)
1	1
2	10
3	5
4	10
5	5
6	2
7	5
8	10
9	5
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	10
21	1
22	9
23	5
24	10
25	5
26	2
27	5
28	6
29	5
30	5
31	1
32	10
33	5
34	10
35	4
36	2
37	4
38	10
39	5
40	10
41	1
42	10
43	5
44	3
45	3
46	2
47	5
48	8
49	5
50	5
51	1
52	10
53	5
54	7
55	5
56	2
57	5
58	10
59	5
60	2
61	1
62	2
63	2
64	2
65	5
66	2
67	5
68	7
69	5
70	5
71	1
72	10
73	5
74	10
75	5
76	2
77	3
78	3
79	3
80	10
81	1
82	7
83	5
84	10
85	4
86	2
87	4
88	9
89	5
90	5
91	1
92	10
93	5
94	6
95	5
96	2
97	5
98	8
99	5
100	1