A080079 - cp's OEIS frontend

A080079 Least number causing the longest carry sequence when adding numbers <= n to n in binary representation.

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

[1, 2, 1, 4, 3, 2, 1, 8, 7, 6, 5, 4, 3, 2, 1, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 32, 31, 30, 29, 28, 27, 26, 25, 24, 23, 22, 21, 20, 19, 18, 17, 16, 15, 14, 13, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 64, 63, 62, 61, 60, 59, 58, 57, 56, 55, 54, 53, 52, 51, 50, 49, 48, 47]

cp's OEIS Frontend

A080079 Least number causing the longest carry sequence when adding numbers <= n to n in binary representation.

Table of values

List of values

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

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

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