A255072 - cp's OEIS frontend

A255072 Number of steps to reach 0 starting with n and using the iterated process: x -> x - (number of runs in binary representation of x).

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

[0, 1, 1, 2, 2, 2, 3, 4, 4, 4, 4, 5, 5, 5, 6, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 9, 10, 10, 10, 11, 12, 12, 12, 12, 13, 13, 13, 13, 14, 14, 14, 14, 14, 15, 15, 15, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18, 19, 19, 19, 20, 21, 21, 21, 21, 22, 22, 22, 22, 23, 23, 23, 23, 23, 24, 24, 24, 25]

cp's OEIS Frontend

A255072 Number of steps to reach 0 starting with n and using the iterated process: x -> x - (number of runs in binary representation of x).

Table of values

List of values

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

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

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