A339829 - cp's OEIS frontend

A339829 Triangle read by rows: T(n,k) is the number of unlabeled trees on n vertices with independence number k.

n	a(n)
1	1
2	1
3	0
4	0
5	1
6	0
7	0
8	1
9	1
10	0
11	0
12	0
13	2
14	1
15	0
16	0
17	0
18	2
19	3
20	1
21	0
22	0
23	0
24	0
25	6
26	4
27	1
28	0
29	0
30	0
31	0
32	5
33	12
34	5
35	1
36	0
37	0
38	0
39	0
40	0
41	20
42	20
43	6
44	1
45	0
46	0
47	0
48	0
49	0
50	15
51	52
52	31
53	7
54	1
55	0
56	0
57	0
58	0
59	0
60	0
61	76
62	107
63	43
64	8
65	1
66	0
67	0
68	0
69	0
70	0
71	0
72	49
73	242
74	192
75	58
76	9
77	1
78	0
79	0
80	0
81	0
82	0
83	0
84	0
85	313
86	589
87	313
88	75
89	10
90	1
91	0

[1, 1, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 2, 1, 0, 0, 0, 2, 3, 1, 0, 0, 0, 0, 6, 4, 1, 0, 0, 0, 0, 5, 12, 5, 1, 0, 0, 0, 0, 0, 20, 20, 6, 1, 0, 0, 0, 0, 0, 15, 52, 31, 7, 1, 0, 0, 0, 0, 0, 0, 76, 107, 43, 8, 1, 0, 0, 0, 0, 0, 0, 49, 242, 192, 58, 9, 1, 0, 0, 0, 0, 0, 0, 0, 313, 589, 313, 75, 10, 1, 0]

cp's OEIS Frontend

A339829 Triangle read by rows: T(n,k) is the number of unlabeled trees on n vertices with independence number k.

Table of values

List of values

n	a(n)
1	1
2	1
3	0
4	0
5	1
6	0
7	0
8	1
9	1
10	0
11	0
12	0
13	2
14	1
15	0
16	0
17	0
18	2
19	3
20	1
21	0
22	0
23	0
24	0
25	6
26	4
27	1
28	0
29	0
30	0
31	0
32	5
33	12
34	5
35	1
36	0
37	0
38	0
39	0
40	0
41	20
42	20
43	6
44	1
45	0
46	0
47	0
48	0
49	0
50	15
51	52
52	31
53	7
54	1
55	0
56	0
57	0
58	0
59	0
60	0
61	76
62	107
63	43
64	8
65	1
66	0
67	0
68	0
69	0
70	0
71	0
72	49
73	242
74	192
75	58
76	9
77	1
78	0
79	0
80	0
81	0
82	0
83	0
84	0
85	313
86	589
87	313
88	75
89	10
90	1
91	0

n	a(n)
1	1
2	1
3	0
4	0
5	1
6	0
7	0
8	1
9	1
10	0
11	0
12	0
13	2
14	1
15	0
16	0
17	0
18	2
19	3
20	1
21	0
22	0
23	0
24	0
25	6
26	4
27	1
28	0
29	0
30	0
31	0
32	5
33	12
34	5
35	1
36	0
37	0
38	0
39	0
40	0
41	20
42	20
43	6
44	1
45	0
46	0
47	0
48	0
49	0
50	15
51	52
52	31
53	7
54	1
55	0
56	0
57	0
58	0
59	0
60	0
61	76
62	107
63	43
64	8
65	1
66	0
67	0
68	0
69	0
70	0
71	0
72	49
73	242
74	192
75	58
76	9
77	1
78	0
79	0
80	0
81	0
82	0
83	0
84	0
85	313
86	589
87	313
88	75
89	10
90	1
91	0

n	a(n)
1	1
2	1
3	0
4	0
5	1
6	0
7	0
8	1
9	1
10	0
11	0
12	0
13	2
14	1
15	0
16	0
17	0
18	2
19	3
20	1
21	0
22	0
23	0
24	0
25	6
26	4
27	1
28	0
29	0
30	0
31	0
32	5
33	12
34	5
35	1
36	0
37	0
38	0
39	0
40	0
41	20
42	20
43	6
44	1
45	0
46	0
47	0
48	0
49	0
50	15
51	52
52	31
53	7
54	1
55	0
56	0
57	0
58	0
59	0
60	0
61	76
62	107
63	43
64	8
65	1
66	0
67	0
68	0
69	0
70	0
71	0
72	49
73	242
74	192
75	58
76	9
77	1
78	0
79	0
80	0
81	0
82	0
83	0
84	0
85	313
86	589
87	313
88	75
89	10
90	1
91	0