A289138 - cp's OEIS frontend

A289138 a(n) = smallest expomorphic number in base n: least integer k such that n^k ends in k, or 0 if no such k exists.

n	a(n)
1	1
2	36
3	7
4	6
5	5
6	6
7	3
8	56
9	9
10	0
11	1
12	16
13	7
14	6
15	5
16	6
17	3
18	76
19	9
20	0
21	1
22	96
23	7
24	6
25	5
26	6
27	3
28	96
29	9
30	0
31	1
32	76
33	7
34	6
35	5
36	6
37	3
38	16
39	9
40	0
41	1
42	56
43	7
44	6
45	5
46	6
47	3
48	36
49	9
50	0
51	1
52	36
53	7
54	6
55	5
56	6
57	3
58	56
59	9
60	0
61	1
62	16
63	7
64	6
65	5
66	6
67	3
68	76
69	9
70	0
71	1
72	96
73	7
74	6
75	5
76	6
77	3
78	96
79	9
80	0
81	1
82	76
83	7
84	6
85	5
86	6
87	3
88	16
89	9
90	0
91	1
92	56
93	7
94	6
95	5
96	6
97	3
98	36
99	9
100	0

[1, 36, 7, 6, 5, 6, 3, 56, 9, 0, 1, 16, 7, 6, 5, 6, 3, 76, 9, 0, 1, 96, 7, 6, 5, 6, 3, 96, 9, 0, 1, 76, 7, 6, 5, 6, 3, 16, 9, 0, 1, 56, 7, 6, 5, 6, 3, 36, 9, 0, 1, 36, 7, 6, 5, 6, 3, 56, 9, 0, 1, 16, 7, 6, 5, 6, 3, 76, 9, 0, 1, 96, 7, 6, 5, 6, 3, 96, 9, 0, 1, 76, 7, 6, 5, 6, 3, 16, 9, 0, 1, 56, 7, 6, 5, 6, 3, 36, 9, 0]

cp's OEIS Frontend

A289138 a(n) = smallest expomorphic number in base n: least integer k such that n^k ends in k, or 0 if no such k exists.

Table of values

List of values

n	a(n)
1	1
2	36
3	7
4	6
5	5
6	6
7	3
8	56
9	9
10	0
11	1
12	16
13	7
14	6
15	5
16	6
17	3
18	76
19	9
20	0
21	1
22	96
23	7
24	6
25	5
26	6
27	3
28	96
29	9
30	0
31	1
32	76
33	7
34	6
35	5
36	6
37	3
38	16
39	9
40	0
41	1
42	56
43	7
44	6
45	5
46	6
47	3
48	36
49	9
50	0
51	1
52	36
53	7
54	6
55	5
56	6
57	3
58	56
59	9
60	0
61	1
62	16
63	7
64	6
65	5
66	6
67	3
68	76
69	9
70	0
71	1
72	96
73	7
74	6
75	5
76	6
77	3
78	96
79	9
80	0
81	1
82	76
83	7
84	6
85	5
86	6
87	3
88	16
89	9
90	0
91	1
92	56
93	7
94	6
95	5
96	6
97	3
98	36
99	9
100	0

n	a(n)
1	1
2	36
3	7
4	6
5	5
6	6
7	3
8	56
9	9
10	0
11	1
12	16
13	7
14	6
15	5
16	6
17	3
18	76
19	9
20	0
21	1
22	96
23	7
24	6
25	5
26	6
27	3
28	96
29	9
30	0
31	1
32	76
33	7
34	6
35	5
36	6
37	3
38	16
39	9
40	0
41	1
42	56
43	7
44	6
45	5
46	6
47	3
48	36
49	9
50	0
51	1
52	36
53	7
54	6
55	5
56	6
57	3
58	56
59	9
60	0
61	1
62	16
63	7
64	6
65	5
66	6
67	3
68	76
69	9
70	0
71	1
72	96
73	7
74	6
75	5
76	6
77	3
78	96
79	9
80	0
81	1
82	76
83	7
84	6
85	5
86	6
87	3
88	16
89	9
90	0
91	1
92	56
93	7
94	6
95	5
96	6
97	3
98	36
99	9
100	0

n	a(n)
1	1
2	36
3	7
4	6
5	5
6	6
7	3
8	56
9	9
10	0
11	1
12	16
13	7
14	6
15	5
16	6
17	3
18	76
19	9
20	0
21	1
22	96
23	7
24	6
25	5
26	6
27	3
28	96
29	9
30	0
31	1
32	76
33	7
34	6
35	5
36	6
37	3
38	16
39	9
40	0
41	1
42	56
43	7
44	6
45	5
46	6
47	3
48	36
49	9
50	0
51	1
52	36
53	7
54	6
55	5
56	6
57	3
58	56
59	9
60	0
61	1
62	16
63	7
64	6
65	5
66	6
67	3
68	76
69	9
70	0
71	1
72	96
73	7
74	6
75	5
76	6
77	3
78	96
79	9
80	0
81	1
82	76
83	7
84	6
85	5
86	6
87	3
88	16
89	9
90	0
91	1
92	56
93	7
94	6
95	5
96	6
97	3
98	36
99	9
100	0