A356992 - cp's OEIS frontend

A356992 Then a(n) = n - b(n - b(n - b(n - b(n - b(n - b(n)))))) for n >= 2, where b(n) = A356988(n).

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

[1, 2, 3, 4, 4, 4, 5, 6, 7, 7, 7, 8, 9, 10, 11, 11, 11, 11, 12, 13, 14, 15, 16, 17, 18, 18, 18, 18, 18, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 29, 29, 29, 29, 29, 29, 29, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 47, 48]

cp's OEIS Frontend

A356992 Then a(n) = n - b(n - b(n - b(n - b(n - b(n - b(n)))))) for n >= 2, where b(n) = A356988(n).

Table of values

List of values

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

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

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