A091269 - cp's OEIS frontend

A091269 a(n) = length of longest prefix of binary representation of n that is also a suffix of that of n+1.

n	a(n)
0	0
1	0
2	1
3	0
4	1
5	2
6	2
7	0
8	1
9	2
10	1
11	0
12	1
13	3
14	3
15	0
16	1
17	2
18	1
19	3
20	3
21	2
22	1
23	0
24	1
25	0
26	2
27	0
28	1
29	4
30	4
31	0
32	1
33	2
34	1
35	3
36	1
37	2
38	1
39	0
40	1
41	4
42	1
43	0
44	3
45	2
46	1
47	0
48	1
49	0
50	2
51	0
52	1
53	3
54	2
55	0
56	1
57	0
58	2
59	0
60	1
61	5
62	5
63	0
64	1
65	2
66	1
67	3
68	1
69	2
70	1
71	4
72	4
73	2
74	1
75	3
76	1
77	2
78	1
79	0
80	1
81	2
82	1
83	5
84	5
85	2
86	1
87	0
88	1
89	2
90	4
91	0
92	3
93	2
94	1
95	0
96	1
97	0
98	2
99	0
100	1
101	3

[0, 0, 1, 0, 1, 2, 2, 0, 1, 2, 1, 0, 1, 3, 3, 0, 1, 2, 1, 3, 3, 2, 1, 0, 1, 0, 2, 0, 1, 4, 4, 0, 1, 2, 1, 3, 1, 2, 1, 0, 1, 4, 1, 0, 3, 2, 1, 0, 1, 0, 2, 0, 1, 3, 2, 0, 1, 0, 2, 0, 1, 5, 5, 0, 1, 2, 1, 3, 1, 2, 1, 4, 4, 2, 1, 3, 1, 2, 1, 0, 1, 2, 1, 5, 5, 2, 1, 0, 1, 2, 4, 0, 3, 2, 1, 0, 1, 0, 2, 0, 1, 3]

cp's OEIS Frontend

A091269 a(n) = length of longest prefix of binary representation of n that is also a suffix of that of n+1.

Table of values

List of values

n	a(n)
0	0
1	0
2	1
3	0
4	1
5	2
6	2
7	0
8	1
9	2
10	1
11	0
12	1
13	3
14	3
15	0
16	1
17	2
18	1
19	3
20	3
21	2
22	1
23	0
24	1
25	0
26	2
27	0
28	1
29	4
30	4
31	0
32	1
33	2
34	1
35	3
36	1
37	2
38	1
39	0
40	1
41	4
42	1
43	0
44	3
45	2
46	1
47	0
48	1
49	0
50	2
51	0
52	1
53	3
54	2
55	0
56	1
57	0
58	2
59	0
60	1
61	5
62	5
63	0
64	1
65	2
66	1
67	3
68	1
69	2
70	1
71	4
72	4
73	2
74	1
75	3
76	1
77	2
78	1
79	0
80	1
81	2
82	1
83	5
84	5
85	2
86	1
87	0
88	1
89	2
90	4
91	0
92	3
93	2
94	1
95	0
96	1
97	0
98	2
99	0
100	1
101	3

n	a(n)
0	0
1	0
2	1
3	0
4	1
5	2
6	2
7	0
8	1
9	2
10	1
11	0
12	1
13	3
14	3
15	0
16	1
17	2
18	1
19	3
20	3
21	2
22	1
23	0
24	1
25	0
26	2
27	0
28	1
29	4
30	4
31	0
32	1
33	2
34	1
35	3
36	1
37	2
38	1
39	0
40	1
41	4
42	1
43	0
44	3
45	2
46	1
47	0
48	1
49	0
50	2
51	0
52	1
53	3
54	2
55	0
56	1
57	0
58	2
59	0
60	1
61	5
62	5
63	0
64	1
65	2
66	1
67	3
68	1
69	2
70	1
71	4
72	4
73	2
74	1
75	3
76	1
77	2
78	1
79	0
80	1
81	2
82	1
83	5
84	5
85	2
86	1
87	0
88	1
89	2
90	4
91	0
92	3
93	2
94	1
95	0
96	1
97	0
98	2
99	0
100	1
101	3

n	a(n)
0	0
1	0
2	1
3	0
4	1
5	2
6	2
7	0
8	1
9	2
10	1
11	0
12	1
13	3
14	3
15	0
16	1
17	2
18	1
19	3
20	3
21	2
22	1
23	0
24	1
25	0
26	2
27	0
28	1
29	4
30	4
31	0
32	1
33	2
34	1
35	3
36	1
37	2
38	1
39	0
40	1
41	4
42	1
43	0
44	3
45	2
46	1
47	0
48	1
49	0
50	2
51	0
52	1
53	3
54	2
55	0
56	1
57	0
58	2
59	0
60	1
61	5
62	5
63	0
64	1
65	2
66	1
67	3
68	1
69	2
70	1
71	4
72	4
73	2
74	1
75	3
76	1
77	2
78	1
79	0
80	1
81	2
82	1
83	5
84	5
85	2
86	1
87	0
88	1
89	2
90	4
91	0
92	3
93	2
94	1
95	0
96	1
97	0
98	2
99	0
100	1
101	3