A057227 - cp's OEIS frontend

A057227 Smallest member of smallest set S(n) of positive integers containing n which satisfies "k is in S, iff 2k-1 is in S, iff 4k is in S".

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

[1, 2, 2, 1, 2, 6, 1, 2, 2, 10, 6, 2, 1, 14, 2, 1, 2, 18, 10, 2, 6, 22, 2, 6, 1, 26, 14, 1, 2, 30, 1, 2, 2, 34, 18, 2, 10, 38, 2, 10, 6, 42, 22, 6, 2, 46, 6, 2, 1, 50, 26, 1, 14, 54, 1, 14, 2, 58, 30, 2, 1, 62, 2, 1, 2, 66, 34, 2, 18, 70, 2, 18, 10, 74, 38, 10, 2, 78, 10, 2, 6, 82, 42, 6, 22]

cp's OEIS Frontend

A057227 Smallest member of smallest set S(n) of positive integers containing n which satisfies "k is in S, iff 2k-1 is in S, iff 4k is in S".

Table of values

List of values

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

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

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