A263981 - cp's OEIS frontend

A263981 Least even k such that phi(k) >= n.

n	a(n)
1	2
2	4
3	8
4	8
5	14
6	14
7	16
8	16
9	22
10	22
11	26
12	26
13	32
14	32
15	32
16	32
17	38
18	38
19	44
20	44
21	46
22	46
23	52
24	52
25	58
26	58
27	58
28	58
29	62
30	62
31	64
32	64
33	74
34	74
35	74
36	74
37	82
38	82
39	82
40	82
41	86
42	86
43	92
44	92
45	94
46	94
47	104
48	104
49	106
50	106
51	106
52	106
53	116
54	116
55	116
56	116
57	118
58	118
59	122
60	122
61	128
62	128

[2, 4, 8, 8, 14, 14, 16, 16, 22, 22, 26, 26, 32, 32, 32, 32, 38, 38, 44, 44, 46, 46, 52, 52, 58, 58, 58, 58, 62, 62, 64, 64, 74, 74, 74, 74, 82, 82, 82, 82, 86, 86, 92, 92, 94, 94, 104, 104, 106, 106, 106, 106, 116, 116, 116, 116, 118, 118, 122, 122, 128, 128]

cp's OEIS Frontend

A263981 Least even k such that phi(k) >= n.

Table of values

List of values

n	a(n)
1	2
2	4
3	8
4	8
5	14
6	14
7	16
8	16
9	22
10	22
11	26
12	26
13	32
14	32
15	32
16	32
17	38
18	38
19	44
20	44
21	46
22	46
23	52
24	52
25	58
26	58
27	58
28	58
29	62
30	62
31	64
32	64
33	74
34	74
35	74
36	74
37	82
38	82
39	82
40	82
41	86
42	86
43	92
44	92
45	94
46	94
47	104
48	104
49	106
50	106
51	106
52	106
53	116
54	116
55	116
56	116
57	118
58	118
59	122
60	122
61	128
62	128

n	a(n)
1	2
2	4
3	8
4	8
5	14
6	14
7	16
8	16
9	22
10	22
11	26
12	26
13	32
14	32
15	32
16	32
17	38
18	38
19	44
20	44
21	46
22	46
23	52
24	52
25	58
26	58
27	58
28	58
29	62
30	62
31	64
32	64
33	74
34	74
35	74
36	74
37	82
38	82
39	82
40	82
41	86
42	86
43	92
44	92
45	94
46	94
47	104
48	104
49	106
50	106
51	106
52	106
53	116
54	116
55	116
56	116
57	118
58	118
59	122
60	122
61	128
62	128

n	a(n)
1	2
2	4
3	8
4	8
5	14
6	14
7	16
8	16
9	22
10	22
11	26
12	26
13	32
14	32
15	32
16	32
17	38
18	38
19	44
20	44
21	46
22	46
23	52
24	52
25	58
26	58
27	58
28	58
29	62
30	62
31	64
32	64
33	74
34	74
35	74
36	74
37	82
38	82
39	82
40	82
41	86
42	86
43	92
44	92
45	94
46	94
47	104
48	104
49	106
50	106
51	106
52	106
53	116
54	116
55	116
56	116
57	118
58	118
59	122
60	122
61	128
62	128