A212630 - cp's OEIS frontend

A212630 Irregular triangle read by rows: T(n,k) is the number of dominating subsets with k vertices of the rooted tree with Matula-Goebel number n (n>=1, k>=1).

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

[1, 2, 1, 1, 3, 1, 1, 3, 1, 0, 4, 4, 1, 0, 4, 4, 1, 1, 3, 4, 1, 1, 3, 4, 1, 0, 3, 8, 5, 1, 0, 3, 8, 5, 1, 0, 3, 8, 5, 1, 0, 2, 7, 5, 1, 0, 2, 7, 5, 1, 0, 2, 7, 5, 1, 0, 1, 10, 13, 6, 1, 1, 4, 6, 5, 1, 0, 2, 7, 5, 1, 0, 0, 8, 12, 6, 1, 1, 4, 6, 5, 1, 0, 2, 8, 12, 6]

cp's OEIS Frontend

A212630 Irregular triangle read by rows: T(n,k) is the number of dominating subsets with k vertices of the rooted tree with Matula-Goebel number n (n>=1, k>=1).

Table of values

List of values

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

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

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