A347380 - cp's OEIS frontend

A347380 Length of the common prefix in the binary expansions of A156552(n) and A332221(n) = A156552(sigma(n)).

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	3
7	1
8	1
9	1
10	1
11	2
12	2
13	4
14	2
15	3
16	1
17	1
18	1
19	3
20	4
21	1
22	1
23	2
24	3
25	1
26	3
27	1
28	6
29	2
30	1
31	1
32	1
33	2
34	1
35	3
36	1
37	8
38	2
39	4
40	2
41	3
42	2
43	5
44	3
45	2
46	1
47	2
48	2
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	2
57	3
58	2
59	2
60	2
61	11
62	2
63	3
64	1
65	3
66	1
67	7
68	3
69	2
70	1
71	1
72	1
73	12
74	7
75	1
76	2
77	3
78	3
79	3
80	3
81	2
82	3
83	3
84	3
85	1
86	4
87	2
88	2
89	2
90	2
91	3
92	3
93	1
94	1
95	2
96	2
97	1
98	1
99	4
100	1
101	6
102	1
103	6
104	2
105	3

[0, 1, 1, 1, 2, 3, 1, 1, 1, 1, 2, 2, 4, 2, 3, 1, 1, 1, 3, 4, 1, 1, 2, 3, 1, 3, 1, 6, 2, 1, 1, 1, 2, 1, 3, 1, 8, 2, 4, 2, 3, 2, 5, 3, 2, 1, 2, 2, 1, 1, 1, 1, 1, 1, 1, 2, 3, 2, 2, 2, 11, 2, 3, 1, 3, 1, 7, 3, 2, 1, 1, 1, 12, 7, 1, 2, 3, 3, 3, 3, 2, 3, 3, 3, 1, 4, 2, 2, 2, 2, 3, 3, 1, 1, 2, 2, 1, 1, 4, 1, 6, 1, 6, 2, 3]

cp's OEIS Frontend

A347380 Length of the common prefix in the binary expansions of A156552(n) and A332221(n) = A156552(sigma(n)).

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	3
7	1
8	1
9	1
10	1
11	2
12	2
13	4
14	2
15	3
16	1
17	1
18	1
19	3
20	4
21	1
22	1
23	2
24	3
25	1
26	3
27	1
28	6
29	2
30	1
31	1
32	1
33	2
34	1
35	3
36	1
37	8
38	2
39	4
40	2
41	3
42	2
43	5
44	3
45	2
46	1
47	2
48	2
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	2
57	3
58	2
59	2
60	2
61	11
62	2
63	3
64	1
65	3
66	1
67	7
68	3
69	2
70	1
71	1
72	1
73	12
74	7
75	1
76	2
77	3
78	3
79	3
80	3
81	2
82	3
83	3
84	3
85	1
86	4
87	2
88	2
89	2
90	2
91	3
92	3
93	1
94	1
95	2
96	2
97	1
98	1
99	4
100	1
101	6
102	1
103	6
104	2
105	3

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	3
7	1
8	1
9	1
10	1
11	2
12	2
13	4
14	2
15	3
16	1
17	1
18	1
19	3
20	4
21	1
22	1
23	2
24	3
25	1
26	3
27	1
28	6
29	2
30	1
31	1
32	1
33	2
34	1
35	3
36	1
37	8
38	2
39	4
40	2
41	3
42	2
43	5
44	3
45	2
46	1
47	2
48	2
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	2
57	3
58	2
59	2
60	2
61	11
62	2
63	3
64	1
65	3
66	1
67	7
68	3
69	2
70	1
71	1
72	1
73	12
74	7
75	1
76	2
77	3
78	3
79	3
80	3
81	2
82	3
83	3
84	3
85	1
86	4
87	2
88	2
89	2
90	2
91	3
92	3
93	1
94	1
95	2
96	2
97	1
98	1
99	4
100	1
101	6
102	1
103	6
104	2
105	3

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	3
7	1
8	1
9	1
10	1
11	2
12	2
13	4
14	2
15	3
16	1
17	1
18	1
19	3
20	4
21	1
22	1
23	2
24	3
25	1
26	3
27	1
28	6
29	2
30	1
31	1
32	1
33	2
34	1
35	3
36	1
37	8
38	2
39	4
40	2
41	3
42	2
43	5
44	3
45	2
46	1
47	2
48	2
49	1
50	1
51	1
52	1
53	1
54	1
55	1
56	2
57	3
58	2
59	2
60	2
61	11
62	2
63	3
64	1
65	3
66	1
67	7
68	3
69	2
70	1
71	1
72	1
73	12
74	7
75	1
76	2
77	3
78	3
79	3
80	3
81	2
82	3
83	3
84	3
85	1
86	4
87	2
88	2
89	2
90	2
91	3
92	3
93	1
94	1
95	2
96	2
97	1
98	1
99	4
100	1
101	6
102	1
103	6
104	2
105	3