A262220 - cp's OEIS frontend

A262220 Minimum number of 10's such that n*[n; 10, ..., 10, n] = [x; ..., x] for some x, where [...] denotes simple continued fractions.

n	a(n)
2	1
3	3
4	3
5	1
6	3
7	7
8	7
9	11
10	1
11	9
12	3
13	12
14	7
15	3
16	15
17	3
18	11
19	17
20	3
21	7
22	9
23	21
24	7
25	9
26	25
27	35
28	7
29	14
30	3
31	31
32	31
33	19
34	3
35	7
36	11
37	8
38	17
39	51
40	7
41	20
42	7
43	43
44	19
45	11
46	21
47	47
48	15
49	55
50	9
51	3
52	51
53	8
54	35
55	9
56	7
57	35
58	29
59	57
60	3
61	30
62	31
63	23
64	63
65	25
66	19
67	21
68	3
69	43
70	7
71	71
72	23
73	36
74	17
75	19
76	35
77	39
78	51
79	77
80	15
81	107
82	41
83	81
84	7
85	3
86	43
87	59
88	39
89	44
90	11
91	103
92	43
93	31
94	47
95	17
96	31
97	48
98	55
99	59

[1, 3, 3, 1, 3, 7, 7, 11, 1, 9, 3, 12, 7, 3, 15, 3, 11, 17, 3, 7, 9, 21, 7, 9, 25, 35, 7, 14, 3, 31, 31, 19, 3, 7, 11, 8, 17, 51, 7, 20, 7, 43, 19, 11, 21, 47, 15, 55, 9, 3, 51, 8, 35, 9, 7, 35, 29, 57, 3, 30, 31, 23, 63, 25, 19, 21, 3, 43, 7, 71, 23, 36, 17, 19, 35, 39, 51, 77, 15, 107, 41, 81, 7, 3, 43, 59, 39, 44, 11, 103, 43, 31, 47, 17, 31, 48, 55, 59]

cp's OEIS Frontend

A262220 Minimum number of 10's such that n*[n; 10, ..., 10, n] = [x; ..., x] for some x, where [...] denotes simple continued fractions.

Table of values

List of values

n	a(n)
2	1
3	3
4	3
5	1
6	3
7	7
8	7
9	11
10	1
11	9
12	3
13	12
14	7
15	3
16	15
17	3
18	11
19	17
20	3
21	7
22	9
23	21
24	7
25	9
26	25
27	35
28	7
29	14
30	3
31	31
32	31
33	19
34	3
35	7
36	11
37	8
38	17
39	51
40	7
41	20
42	7
43	43
44	19
45	11
46	21
47	47
48	15
49	55
50	9
51	3
52	51
53	8
54	35
55	9
56	7
57	35
58	29
59	57
60	3
61	30
62	31
63	23
64	63
65	25
66	19
67	21
68	3
69	43
70	7
71	71
72	23
73	36
74	17
75	19
76	35
77	39
78	51
79	77
80	15
81	107
82	41
83	81
84	7
85	3
86	43
87	59
88	39
89	44
90	11
91	103
92	43
93	31
94	47
95	17
96	31
97	48
98	55
99	59

n	a(n)
2	1
3	3
4	3
5	1
6	3
7	7
8	7
9	11
10	1
11	9
12	3
13	12
14	7
15	3
16	15
17	3
18	11
19	17
20	3
21	7
22	9
23	21
24	7
25	9
26	25
27	35
28	7
29	14
30	3
31	31
32	31
33	19
34	3
35	7
36	11
37	8
38	17
39	51
40	7
41	20
42	7
43	43
44	19
45	11
46	21
47	47
48	15
49	55
50	9
51	3
52	51
53	8
54	35
55	9
56	7
57	35
58	29
59	57
60	3
61	30
62	31
63	23
64	63
65	25
66	19
67	21
68	3
69	43
70	7
71	71
72	23
73	36
74	17
75	19
76	35
77	39
78	51
79	77
80	15
81	107
82	41
83	81
84	7
85	3
86	43
87	59
88	39
89	44
90	11
91	103
92	43
93	31
94	47
95	17
96	31
97	48
98	55
99	59

n	a(n)
2	1
3	3
4	3
5	1
6	3
7	7
8	7
9	11
10	1
11	9
12	3
13	12
14	7
15	3
16	15
17	3
18	11
19	17
20	3
21	7
22	9
23	21
24	7
25	9
26	25
27	35
28	7
29	14
30	3
31	31
32	31
33	19
34	3
35	7
36	11
37	8
38	17
39	51
40	7
41	20
42	7
43	43
44	19
45	11
46	21
47	47
48	15
49	55
50	9
51	3
52	51
53	8
54	35
55	9
56	7
57	35
58	29
59	57
60	3
61	30
62	31
63	23
64	63
65	25
66	19
67	21
68	3
69	43
70	7
71	71
72	23
73	36
74	17
75	19
76	35
77	39
78	51
79	77
80	15
81	107
82	41
83	81
84	7
85	3
86	43
87	59
88	39
89	44
90	11
91	103
92	43
93	31
94	47
95	17
96	31
97	48
98	55
99	59