A212628 - cp's OEIS frontend

A212628 Number of maximal independent vertex subsets in the rooted tree with Matula-Goebel number n.

n	a(n)
1	1
2	2
3	2
4	2
5	3
6	3
7	2
8	2
9	4
10	4
11	4
12	3
13	3
14	3
15	5
16	2
17	3
18	5
19	2
20	4
21	4
22	5
23	5
24	3
25	7
26	5
27	8
28	3
29	4
30	6
31	5
32	2
33	7
34	4
35	5
36	5
37	3
38	3
39	6
40	4
41	5
42	5
43	3
44	5
45	9
46	8
47	6
48	3
49	4
50	8
51	5
52	5
53	2
54	9
55	9
56	3
57	4
58	6
59	4
60	6
61	5
62	7
63	8
64	2
65	8
66	8
67	3
68	4
69	9
70	6
71	4
72	5
73	5
74	5
75	11
76	3
77	7
78	8
79	5
80	4
81	16
82	6
83	8
84	5
85	7
86	5
87	8
88	5
89	3
90	10
91	6
92	8
93	9
94	9
95	5
96	3
97	8
98	5
99	13
100	8
101	5
102	6
103	9
104	5
105	9
106	3
107	3
108	9
109	6
110	10
111	6
112	3
113	6
114	5
115	13
116	6
117	12
118	5
119	5
120	6

[1, 2, 2, 2, 3, 3, 2, 2, 4, 4, 4, 3, 3, 3, 5, 2, 3, 5, 2, 4, 4, 5, 5, 3, 7, 5, 8, 3, 4, 6, 5, 2, 7, 4, 5, 5, 3, 3, 6, 4, 5, 5, 3, 5, 9, 8, 6, 3, 4, 8, 5, 5, 2, 9, 9, 3, 4, 6, 4, 6, 5, 7, 8, 2, 8, 8, 3, 4, 9, 6, 4, 5, 5, 5, 11, 3, 7, 8, 5, 4, 16, 6, 8, 5, 7, 5, 8, 5, 3, 10, 6, 8, 9, 9, 5, 3, 8, 5, 13, 8, 5, 6, 9, 5, 9, 3, 3, 9, 6, 10, 6, 3, 6, 5, 13, 6, 12, 5, 5, 6]

cp's OEIS Frontend

A212628 Number of maximal independent vertex subsets in the rooted tree with Matula-Goebel number n.

Table of values

List of values

n	a(n)
1	1
2	2
3	2
4	2
5	3
6	3
7	2
8	2
9	4
10	4
11	4
12	3
13	3
14	3
15	5
16	2
17	3
18	5
19	2
20	4
21	4
22	5
23	5
24	3
25	7
26	5
27	8
28	3
29	4
30	6
31	5
32	2
33	7
34	4
35	5
36	5
37	3
38	3
39	6
40	4
41	5
42	5
43	3
44	5
45	9
46	8
47	6
48	3
49	4
50	8
51	5
52	5
53	2
54	9
55	9
56	3
57	4
58	6
59	4
60	6
61	5
62	7
63	8
64	2
65	8
66	8
67	3
68	4
69	9
70	6
71	4
72	5
73	5
74	5
75	11
76	3
77	7
78	8
79	5
80	4
81	16
82	6
83	8
84	5
85	7
86	5
87	8
88	5
89	3
90	10
91	6
92	8
93	9
94	9
95	5
96	3
97	8
98	5
99	13
100	8
101	5
102	6
103	9
104	5
105	9
106	3
107	3
108	9
109	6
110	10
111	6
112	3
113	6
114	5
115	13
116	6
117	12
118	5
119	5
120	6

n	a(n)
1	1
2	2
3	2
4	2
5	3
6	3
7	2
8	2
9	4
10	4
11	4
12	3
13	3
14	3
15	5
16	2
17	3
18	5
19	2
20	4
21	4
22	5
23	5
24	3
25	7
26	5
27	8
28	3
29	4
30	6
31	5
32	2
33	7
34	4
35	5
36	5
37	3
38	3
39	6
40	4
41	5
42	5
43	3
44	5
45	9
46	8
47	6
48	3
49	4
50	8
51	5
52	5
53	2
54	9
55	9
56	3
57	4
58	6
59	4
60	6
61	5
62	7
63	8
64	2
65	8
66	8
67	3
68	4
69	9
70	6
71	4
72	5
73	5
74	5
75	11
76	3
77	7
78	8
79	5
80	4
81	16
82	6
83	8
84	5
85	7
86	5
87	8
88	5
89	3
90	10
91	6
92	8
93	9
94	9
95	5
96	3
97	8
98	5
99	13
100	8
101	5
102	6
103	9
104	5
105	9
106	3
107	3
108	9
109	6
110	10
111	6
112	3
113	6
114	5
115	13
116	6
117	12
118	5
119	5
120	6

n	a(n)
1	1
2	2
3	2
4	2
5	3
6	3
7	2
8	2
9	4
10	4
11	4
12	3
13	3
14	3
15	5
16	2
17	3
18	5
19	2
20	4
21	4
22	5
23	5
24	3
25	7
26	5
27	8
28	3
29	4
30	6
31	5
32	2
33	7
34	4
35	5
36	5
37	3
38	3
39	6
40	4
41	5
42	5
43	3
44	5
45	9
46	8
47	6
48	3
49	4
50	8
51	5
52	5
53	2
54	9
55	9
56	3
57	4
58	6
59	4
60	6
61	5
62	7
63	8
64	2
65	8
66	8
67	3
68	4
69	9
70	6
71	4
72	5
73	5
74	5
75	11
76	3
77	7
78	8
79	5
80	4
81	16
82	6
83	8
84	5
85	7
86	5
87	8
88	5
89	3
90	10
91	6
92	8
93	9
94	9
95	5
96	3
97	8
98	5
99	13
100	8
101	5
102	6
103	9
104	5
105	9
106	3
107	3
108	9
109	6
110	10
111	6
112	3
113	6
114	5
115	13
116	6
117	12
118	5
119	5
120	6