A227533 - cp's OEIS frontend

A227533 Smallest e > 1 such that (2n)^e is a totient, or 0 if no such e exists.

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

[2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 3, 2, 2, 2, 2, 2, 4, 2, 3, 2, 2, 2, 4, 2, 2, 2, 2, 2, 3, 2, 5, 2, 2, 2, 2, 2, 2, 3, 3, 2, 4, 2, 15, 2, 2, 4, 2, 2, 3, 2, 3, 2, 4, 2, 2, 2, 2, 2, 3, 2, 7, 2, 2, 2, 2, 2, 2, 2, 4, 2, 3, 2, 2, 2, 2, 3, 3, 2, 8, 2, 2, 4, 15, 2, 2, 3, 2, 2, 5, 2, 4, 2, 2]

cp's OEIS Frontend

A227533 Smallest e > 1 such that (2n)^e is a totient, or 0 if no such e exists.

Table of values

List of values

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

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

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