A375825 - cp's OEIS frontend

A375825 Triangle read by rows where row n is the Eytzinger array layout of n elements (a permutation of {1..n}).

n	a(n)
1	1
2	2
3	1
4	2
5	1
6	3
7	3
8	2
9	4
10	1
11	4
12	2
13	5
14	1
15	3
16	4
17	2
18	6
19	1
20	3
21	5
22	4
23	2
24	6
25	1
26	3
27	5
28	7
29	5
30	3
31	7
32	2
33	4
34	6
35	8
36	1
37	6
38	4
39	8
40	2
41	5
42	7
43	9
44	1
45	3
46	7
47	4
48	9
49	2
50	6
51	8
52	10
53	1
54	3
55	5
56	8
57	4
58	10
59	2
60	6
61	9
62	11
63	1
64	3
65	5
66	7
67	8
68	4
69	11
70	2
71	6
72	10
73	12
74	1
75	3
76	5
77	7
78	9
79	8
80	4
81	12
82	2
83	6
84	10
85	13
86	1
87	3
88	5
89	7
90	9
91	11

[1, 2, 1, 2, 1, 3, 3, 2, 4, 1, 4, 2, 5, 1, 3, 4, 2, 6, 1, 3, 5, 4, 2, 6, 1, 3, 5, 7, 5, 3, 7, 2, 4, 6, 8, 1, 6, 4, 8, 2, 5, 7, 9, 1, 3, 7, 4, 9, 2, 6, 8, 10, 1, 3, 5, 8, 4, 10, 2, 6, 9, 11, 1, 3, 5, 7, 8, 4, 11, 2, 6, 10, 12, 1, 3, 5, 7, 9, 8, 4, 12, 2, 6, 10, 13, 1, 3, 5, 7, 9, 11]

cp's OEIS Frontend

A375825 Triangle read by rows where row n is the Eytzinger array layout of n elements (a permutation of {1..n}).

Table of values

List of values

n	a(n)
1	1
2	2
3	1
4	2
5	1
6	3
7	3
8	2
9	4
10	1
11	4
12	2
13	5
14	1
15	3
16	4
17	2
18	6
19	1
20	3
21	5
22	4
23	2
24	6
25	1
26	3
27	5
28	7
29	5
30	3
31	7
32	2
33	4
34	6
35	8
36	1
37	6
38	4
39	8
40	2
41	5
42	7
43	9
44	1
45	3
46	7
47	4
48	9
49	2
50	6
51	8
52	10
53	1
54	3
55	5
56	8
57	4
58	10
59	2
60	6
61	9
62	11
63	1
64	3
65	5
66	7
67	8
68	4
69	11
70	2
71	6
72	10
73	12
74	1
75	3
76	5
77	7
78	9
79	8
80	4
81	12
82	2
83	6
84	10
85	13
86	1
87	3
88	5
89	7
90	9
91	11

n	a(n)
1	1
2	2
3	1
4	2
5	1
6	3
7	3
8	2
9	4
10	1
11	4
12	2
13	5
14	1
15	3
16	4
17	2
18	6
19	1
20	3
21	5
22	4
23	2
24	6
25	1
26	3
27	5
28	7
29	5
30	3
31	7
32	2
33	4
34	6
35	8
36	1
37	6
38	4
39	8
40	2
41	5
42	7
43	9
44	1
45	3
46	7
47	4
48	9
49	2
50	6
51	8
52	10
53	1
54	3
55	5
56	8
57	4
58	10
59	2
60	6
61	9
62	11
63	1
64	3
65	5
66	7
67	8
68	4
69	11
70	2
71	6
72	10
73	12
74	1
75	3
76	5
77	7
78	9
79	8
80	4
81	12
82	2
83	6
84	10
85	13
86	1
87	3
88	5
89	7
90	9
91	11

n	a(n)
1	1
2	2
3	1
4	2
5	1
6	3
7	3
8	2
9	4
10	1
11	4
12	2
13	5
14	1
15	3
16	4
17	2
18	6
19	1
20	3
21	5
22	4
23	2
24	6
25	1
26	3
27	5
28	7
29	5
30	3
31	7
32	2
33	4
34	6
35	8
36	1
37	6
38	4
39	8
40	2
41	5
42	7
43	9
44	1
45	3
46	7
47	4
48	9
49	2
50	6
51	8
52	10
53	1
54	3
55	5
56	8
57	4
58	10
59	2
60	6
61	9
62	11
63	1
64	3
65	5
66	7
67	8
68	4
69	11
70	2
71	6
72	10
73	12
74	1
75	3
76	5
77	7
78	9
79	8
80	4
81	12
82	2
83	6
84	10
85	13
86	1
87	3
88	5
89	7
90	9
91	11