A190174 - cp's OEIS frontend

A190174 Number of vertices of even degree in the rooted tree with Matula-Goebel number n.

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

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

cp's OEIS Frontend

A190174 Number of vertices of even degree in the rooted tree with Matula-Goebel number n.

Table of values

List of values

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

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

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