A214578 - cp's OEIS frontend

A214578 Irregular triangle read by rows: if the rooted tree with Matula-Goebel number n is a generalized Bethe tree, then row n is the sequence of the associated partition numbers; otherwise, row n consists of a single 0.

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	1
7	1
8	1
9	0
10	2
11	1
12	3
13	2
14	2
15	0
16	1
17	1
18	1
19	1
20	0
21	0
22	0
23	0
24	4
25	2
26	1
27	1
28	0
29	3
30	1
31	0
32	0
33	0
34	2
35	2
36	1
37	0
38	2
39	2
40	2
41	0
42	3
43	3
44	0
45	0
46	0
47	1
48	1
49	1
50	1
51	1
52	5
53	0
54	0
55	0
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	0
64	0
65	0
66	0
67	0
68	0
69	4
70	2
71	0
72	0
73	0
74	4
75	1
76	0
77	0
78	0
79	0
80	0
81	2
82	1
83	1
84	1
85	0
86	0
87	0
88	0
89	6
90	0
91	0
92	3
93	1
94	1

[0, 1, 1, 1, 2, 1, 1, 1, 0, 2, 1, 3, 2, 2, 0, 1, 1, 1, 1, 0, 0, 0, 0, 4, 2, 1, 1, 0, 3, 1, 0, 0, 0, 2, 2, 1, 0, 2, 2, 2, 0, 3, 3, 0, 0, 0, 1, 1, 1, 1, 1, 5, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 2, 0, 0, 0, 4, 1, 0, 0, 0, 0, 0, 2, 1, 1, 1, 0, 0, 0, 0, 6, 0, 0, 3, 1, 1]

cp's OEIS Frontend

A214578 Irregular triangle read by rows: if the rooted tree with Matula-Goebel number n is a generalized Bethe tree, then row n is the sequence of the associated partition numbers; otherwise, row n consists of a single 0.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	1
7	1
8	1
9	0
10	2
11	1
12	3
13	2
14	2
15	0
16	1
17	1
18	1
19	1
20	0
21	0
22	0
23	0
24	4
25	2
26	1
27	1
28	0
29	3
30	1
31	0
32	0
33	0
34	2
35	2
36	1
37	0
38	2
39	2
40	2
41	0
42	3
43	3
44	0
45	0
46	0
47	1
48	1
49	1
50	1
51	1
52	5
53	0
54	0
55	0
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	0
64	0
65	0
66	0
67	0
68	0
69	4
70	2
71	0
72	0
73	0
74	4
75	1
76	0
77	0
78	0
79	0
80	0
81	2
82	1
83	1
84	1
85	0
86	0
87	0
88	0
89	6
90	0
91	0
92	3
93	1
94	1

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	1
7	1
8	1
9	0
10	2
11	1
12	3
13	2
14	2
15	0
16	1
17	1
18	1
19	1
20	0
21	0
22	0
23	0
24	4
25	2
26	1
27	1
28	0
29	3
30	1
31	0
32	0
33	0
34	2
35	2
36	1
37	0
38	2
39	2
40	2
41	0
42	3
43	3
44	0
45	0
46	0
47	1
48	1
49	1
50	1
51	1
52	5
53	0
54	0
55	0
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	0
64	0
65	0
66	0
67	0
68	0
69	4
70	2
71	0
72	0
73	0
74	4
75	1
76	0
77	0
78	0
79	0
80	0
81	2
82	1
83	1
84	1
85	0
86	0
87	0
88	0
89	6
90	0
91	0
92	3
93	1
94	1

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	1
7	1
8	1
9	0
10	2
11	1
12	3
13	2
14	2
15	0
16	1
17	1
18	1
19	1
20	0
21	0
22	0
23	0
24	4
25	2
26	1
27	1
28	0
29	3
30	1
31	0
32	0
33	0
34	2
35	2
36	1
37	0
38	2
39	2
40	2
41	0
42	3
43	3
44	0
45	0
46	0
47	1
48	1
49	1
50	1
51	1
52	5
53	0
54	0
55	0
56	0
57	0
58	0
59	0
60	0
61	0
62	0
63	0
64	0
65	0
66	0
67	0
68	0
69	4
70	2
71	0
72	0
73	0
74	4
75	1
76	0
77	0
78	0
79	0
80	0
81	2
82	1
83	1
84	1
85	0
86	0
87	0
88	0
89	6
90	0
91	0
92	3
93	1
94	1