A385887 - cp's OEIS frontend

A385887 The number k such that the k-th composition in standard order is the reversed sequence of lengths of maximal runs of binary indices of n.

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

[0, 1, 1, 2, 1, 3, 2, 4, 1, 3, 3, 6, 2, 5, 4, 8, 1, 3, 3, 6, 3, 7, 6, 12, 2, 5, 5, 10, 4, 9, 8, 16, 1, 3, 3, 6, 3, 7, 6, 12, 3, 7, 7, 14, 6, 13, 12, 24, 2, 5, 5, 10, 5, 11, 10, 20, 4, 9, 9, 18, 8, 17, 16, 32, 1, 3, 3, 6, 3, 7, 6, 12, 3, 7, 7, 14, 6, 13, 12, 24]

cp's OEIS Frontend

A385887 The number k such that the k-th composition in standard order is the reversed sequence of lengths of maximal runs of binary indices of n.

Table of values

List of values

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

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

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