A356917 - cp's OEIS frontend

A356917 Irregular triangle read by rows where row n lists the Colijn-Plazzotta subtree numbers, in ascending order, of each vertex of the rooted binary tree with their tree number n.

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

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

cp's OEIS Frontend

A356917 Irregular triangle read by rows where row n lists the Colijn-Plazzotta subtree numbers, in ascending order, of each vertex of the rooted binary tree with their tree number n.

Table of values

List of values

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

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

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