A338138 - cp's OEIS frontend

A338138 Nested cube root (b(n) + (b(n-1) + ... + (b(1))^(1/3)...)^(1/3))^(1/3), where b(n) = A338137(n).

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

[1, 2, 2, 3, 2, 4, 2, 5, 2, 6, 2, 7, 3, 3, 4, 3, 5, 3, 6, 3, 7, 4, 4, 5, 4, 6, 4, 7, 5, 5, 6, 5, 7, 6, 6, 7, 7, 8, 3, 8, 4, 8, 5, 8, 6, 8, 7, 9, 3, 9, 4, 9, 5, 9, 6, 9, 7, 10, 3, 10, 4, 10, 5, 10, 6, 10, 7, 11, 3, 11, 4, 11]

cp's OEIS Frontend

A338138 Nested cube root (b(n) + (b(n-1) + ... + (b(1))^(1/3)...)^(1/3))^(1/3), where b(n) = A338137(n).

Table of values

List of values

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

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

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