A327186 - cp's OEIS frontend

A327186 For any n >= 0: consider the different ways to split the binary representation of n into two (possibly empty) parts, say with value x and y; a(n) is the least possible value of x OR y (where OR denotes the bitwise OR operator).

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

[0, 1, 1, 1, 1, 1, 3, 3, 1, 1, 2, 3, 3, 3, 3, 3, 1, 1, 2, 3, 5, 5, 6, 7, 3, 3, 3, 3, 7, 7, 7, 7, 1, 1, 2, 3, 4, 5, 6, 7, 5, 5, 7, 7, 5, 5, 7, 7, 3, 3, 3, 3, 6, 7, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 2, 3, 4, 5, 6, 7, 9, 9, 10, 11, 12, 13, 14, 15, 5, 5, 7, 7, 5]

cp's OEIS Frontend

A327186 For any n >= 0: consider the different ways to split the binary representation of n into two (possibly empty) parts, say with value x and y; a(n) is the least possible value of x OR y (where OR denotes the bitwise OR operator).

Table of values

List of values

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

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

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