A190302 - cp's OEIS frontend

A190302 Smallest number h such that the decimal expansion of n*h starts with 1.

n	a(n)
1	1
2	5
3	4
4	3
5	2
6	2
7	2
8	2
9	2
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	5
21	5
22	5
23	5
24	5
25	4
26	4
27	4
28	4
29	4
30	4
31	4
32	4
33	4
34	3
35	3
36	3
37	3
38	3
39	3
40	3
41	3
42	3
43	3
44	3
45	3
46	3
47	3
48	3
49	3
50	2
51	2
52	2
53	2
54	2
55	2
56	2
57	2
58	2
59	2
60	2
61	2
62	2
63	2
64	2
65	2
66	2
67	2
68	2
69	2
70	2
71	2
72	2
73	2
74	2
75	2
76	2
77	2
78	2
79	2
80	2
81	2
82	2
83	2
84	2
85	2
86	2
87	2
88	2
89	2
90	2
91	2
92	2
93	2
94	2
95	2
96	2
97	2
98	2
99	2
100	1
101	1
102	1
103	1
104	1
105	1

[1, 5, 4, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1]

cp's OEIS Frontend

A190302 Smallest number h such that the decimal expansion of n*h starts with 1.

Table of values

List of values

n	a(n)
1	1
2	5
3	4
4	3
5	2
6	2
7	2
8	2
9	2
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	5
21	5
22	5
23	5
24	5
25	4
26	4
27	4
28	4
29	4
30	4
31	4
32	4
33	4
34	3
35	3
36	3
37	3
38	3
39	3
40	3
41	3
42	3
43	3
44	3
45	3
46	3
47	3
48	3
49	3
50	2
51	2
52	2
53	2
54	2
55	2
56	2
57	2
58	2
59	2
60	2
61	2
62	2
63	2
64	2
65	2
66	2
67	2
68	2
69	2
70	2
71	2
72	2
73	2
74	2
75	2
76	2
77	2
78	2
79	2
80	2
81	2
82	2
83	2
84	2
85	2
86	2
87	2
88	2
89	2
90	2
91	2
92	2
93	2
94	2
95	2
96	2
97	2
98	2
99	2
100	1
101	1
102	1
103	1
104	1
105	1

n	a(n)
1	1
2	5
3	4
4	3
5	2
6	2
7	2
8	2
9	2
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	5
21	5
22	5
23	5
24	5
25	4
26	4
27	4
28	4
29	4
30	4
31	4
32	4
33	4
34	3
35	3
36	3
37	3
38	3
39	3
40	3
41	3
42	3
43	3
44	3
45	3
46	3
47	3
48	3
49	3
50	2
51	2
52	2
53	2
54	2
55	2
56	2
57	2
58	2
59	2
60	2
61	2
62	2
63	2
64	2
65	2
66	2
67	2
68	2
69	2
70	2
71	2
72	2
73	2
74	2
75	2
76	2
77	2
78	2
79	2
80	2
81	2
82	2
83	2
84	2
85	2
86	2
87	2
88	2
89	2
90	2
91	2
92	2
93	2
94	2
95	2
96	2
97	2
98	2
99	2
100	1
101	1
102	1
103	1
104	1
105	1

n	a(n)
1	1
2	5
3	4
4	3
5	2
6	2
7	2
8	2
9	2
10	1
11	1
12	1
13	1
14	1
15	1
16	1
17	1
18	1
19	1
20	5
21	5
22	5
23	5
24	5
25	4
26	4
27	4
28	4
29	4
30	4
31	4
32	4
33	4
34	3
35	3
36	3
37	3
38	3
39	3
40	3
41	3
42	3
43	3
44	3
45	3
46	3
47	3
48	3
49	3
50	2
51	2
52	2
53	2
54	2
55	2
56	2
57	2
58	2
59	2
60	2
61	2
62	2
63	2
64	2
65	2
66	2
67	2
68	2
69	2
70	2
71	2
72	2
73	2
74	2
75	2
76	2
77	2
78	2
79	2
80	2
81	2
82	2
83	2
84	2
85	2
86	2
87	2
88	2
89	2
90	2
91	2
92	2
93	2
94	2
95	2
96	2
97	2
98	2
99	2
100	1
101	1
102	1
103	1
104	1
105	1