A383270 - cp's OEIS frontend

A383270 Length of the longest sequence of contiguous 1s in the binary expansion of n after flipping at most one 0-bit to 1.

n	a(n)
0	1
1	1
2	2
3	2
4	2
5	3
6	3
7	3
8	2
9	2
10	3
11	4
12	3
13	4
14	4
15	4
16	2
17	2
18	2
19	3
20	3
21	3
22	4
23	5
24	3
25	3
26	4
27	5
28	4
29	5
30	5
31	5
32	2
33	2
34	2
35	3
36	2
37	3
38	3
39	4
40	3
41	3
42	3
43	4
44	4
45	4
46	5
47	6
48	3
49	3
50	3
51	3
52	4
53	4
54	5
55	6
56	4
57	4
58	5
59	6
60	5
61	6
62	6
63	6
64	2
65	2
66	2
67	3
68	2
69	3
70	3
71	4
72	2
73	2
74	3
75	4
76	3
77	4
78	4
79	5
80	3
81	3
82	3
83	3
84	3
85	3
86	4
87	5

[1, 1, 2, 2, 2, 3, 3, 3, 2, 2, 3, 4, 3, 4, 4, 4, 2, 2, 2, 3, 3, 3, 4, 5, 3, 3, 4, 5, 4, 5, 5, 5, 2, 2, 2, 3, 2, 3, 3, 4, 3, 3, 3, 4, 4, 4, 5, 6, 3, 3, 3, 3, 4, 4, 5, 6, 4, 4, 5, 6, 5, 6, 6, 6, 2, 2, 2, 3, 2, 3, 3, 4, 2, 2, 3, 4, 3, 4, 4, 5, 3, 3, 3, 3, 3, 3, 4, 5]

cp's OEIS Frontend

A383270 Length of the longest sequence of contiguous 1s in the binary expansion of n after flipping at most one 0-bit to 1.

Table of values

List of values

n	a(n)
0	1
1	1
2	2
3	2
4	2
5	3
6	3
7	3
8	2
9	2
10	3
11	4
12	3
13	4
14	4
15	4
16	2
17	2
18	2
19	3
20	3
21	3
22	4
23	5
24	3
25	3
26	4
27	5
28	4
29	5
30	5
31	5
32	2
33	2
34	2
35	3
36	2
37	3
38	3
39	4
40	3
41	3
42	3
43	4
44	4
45	4
46	5
47	6
48	3
49	3
50	3
51	3
52	4
53	4
54	5
55	6
56	4
57	4
58	5
59	6
60	5
61	6
62	6
63	6
64	2
65	2
66	2
67	3
68	2
69	3
70	3
71	4
72	2
73	2
74	3
75	4
76	3
77	4
78	4
79	5
80	3
81	3
82	3
83	3
84	3
85	3
86	4
87	5

n	a(n)
0	1
1	1
2	2
3	2
4	2
5	3
6	3
7	3
8	2
9	2
10	3
11	4
12	3
13	4
14	4
15	4
16	2
17	2
18	2
19	3
20	3
21	3
22	4
23	5
24	3
25	3
26	4
27	5
28	4
29	5
30	5
31	5
32	2
33	2
34	2
35	3
36	2
37	3
38	3
39	4
40	3
41	3
42	3
43	4
44	4
45	4
46	5
47	6
48	3
49	3
50	3
51	3
52	4
53	4
54	5
55	6
56	4
57	4
58	5
59	6
60	5
61	6
62	6
63	6
64	2
65	2
66	2
67	3
68	2
69	3
70	3
71	4
72	2
73	2
74	3
75	4
76	3
77	4
78	4
79	5
80	3
81	3
82	3
83	3
84	3
85	3
86	4
87	5

n	a(n)
0	1
1	1
2	2
3	2
4	2
5	3
6	3
7	3
8	2
9	2
10	3
11	4
12	3
13	4
14	4
15	4
16	2
17	2
18	2
19	3
20	3
21	3
22	4
23	5
24	3
25	3
26	4
27	5
28	4
29	5
30	5
31	5
32	2
33	2
34	2
35	3
36	2
37	3
38	3
39	4
40	3
41	3
42	3
43	4
44	4
45	4
46	5
47	6
48	3
49	3
50	3
51	3
52	4
53	4
54	5
55	6
56	4
57	4
58	5
59	6
60	5
61	6
62	6
63	6
64	2
65	2
66	2
67	3
68	2
69	3
70	3
71	4
72	2
73	2
74	3
75	4
76	3
77	4
78	4
79	5
80	3
81	3
82	3
83	3
84	3
85	3
86	4
87	5