A267110 - cp's OEIS frontend

A267110 If A051135(n) = 1, then a(n) = A004001(n) - 1, otherwise a(n) = n - A004001(n).

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

[0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 6, 5, 7, 6, 7, 8, 8, 9, 10, 11, 9, 12, 13, 10, 14, 11, 12, 15, 13, 14, 15, 16, 16, 17, 18, 19, 20, 17, 21, 22, 23, 18, 24, 25, 19, 26, 20, 21, 27, 28, 22, 29, 23, 24, 30, 25, 26, 27, 31, 28, 29, 30, 31, 32, 32, 33, 34, 35, 36, 37, 33, 38, 39, 40, 41, 34, 42, 43, 44, 35, 45, 46, 36, 47]

cp's OEIS Frontend

A267110 If A051135(n) = 1, then a(n) = A004001(n) - 1, otherwise a(n) = n - A004001(n).

Table of values

List of values

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

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

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