A319067 - cp's OEIS frontend

A319067 a(n) is the least k such that n divides A047994(k) where A047994 is the unitary totient function.

n	a(n)
1	1
2	3
3	4
4	5
5	11
6	7
7	8
8	9
9	19
10	11
11	23
12	13
13	27
14	24
15	16
16	17
17	103
18	19
19	191
20	33
21	43
22	23
23	47
24	25
25	101
26	27
27	76
28	29
29	59
30	31
31	32
32	45
33	67
34	103
35	71
36	37
37	149
38	191
39	79
40	41
41	83
42	43
43	173
44	69
45	112
46	47
47	283
48	49
49	197
50	101
51	103
52	53
53	107
54	76
55	253
56	72
57	229
58	59
59	709
60	61
61	367
62	96
63	64
64	85
65	131

[1, 3, 4, 5, 11, 7, 8, 9, 19, 11, 23, 13, 27, 24, 16, 17, 103, 19, 191, 33, 43, 23, 47, 25, 101, 27, 76, 29, 59, 31, 32, 45, 67, 103, 71, 37, 149, 191, 79, 41, 83, 43, 173, 69, 112, 47, 283, 49, 197, 101, 103, 53, 107, 76, 253, 72, 229, 59, 709, 61, 367, 96, 64, 85, 131]

cp's OEIS Frontend

A319067 a(n) is the least k such that n divides A047994(k) where A047994 is the unitary totient function.

Table of values

List of values

n	a(n)
1	1
2	3
3	4
4	5
5	11
6	7
7	8
8	9
9	19
10	11
11	23
12	13
13	27
14	24
15	16
16	17
17	103
18	19
19	191
20	33
21	43
22	23
23	47
24	25
25	101
26	27
27	76
28	29
29	59
30	31
31	32
32	45
33	67
34	103
35	71
36	37
37	149
38	191
39	79
40	41
41	83
42	43
43	173
44	69
45	112
46	47
47	283
48	49
49	197
50	101
51	103
52	53
53	107
54	76
55	253
56	72
57	229
58	59
59	709
60	61
61	367
62	96
63	64
64	85
65	131

n	a(n)
1	1
2	3
3	4
4	5
5	11
6	7
7	8
8	9
9	19
10	11
11	23
12	13
13	27
14	24
15	16
16	17
17	103
18	19
19	191
20	33
21	43
22	23
23	47
24	25
25	101
26	27
27	76
28	29
29	59
30	31
31	32
32	45
33	67
34	103
35	71
36	37
37	149
38	191
39	79
40	41
41	83
42	43
43	173
44	69
45	112
46	47
47	283
48	49
49	197
50	101
51	103
52	53
53	107
54	76
55	253
56	72
57	229
58	59
59	709
60	61
61	367
62	96
63	64
64	85
65	131

n	a(n)
1	1
2	3
3	4
4	5
5	11
6	7
7	8
8	9
9	19
10	11
11	23
12	13
13	27
14	24
15	16
16	17
17	103
18	19
19	191
20	33
21	43
22	23
23	47
24	25
25	101
26	27
27	76
28	29
29	59
30	31
31	32
32	45
33	67
34	103
35	71
36	37
37	149
38	191
39	79
40	41
41	83
42	43
43	173
44	69
45	112
46	47
47	283
48	49
49	197
50	101
51	103
52	53
53	107
54	76
55	253
56	72
57	229
58	59
59	709
60	61
61	367
62	96
63	64
64	85
65	131