A332404 - cp's OEIS frontend

A332404 Triangle read by rows: T(n,k) is the number of simple graphs on n unlabeled nodes with irredundance number k.

n	a(n)
1	1
2	1
3	1
4	2
5	1
6	1
7	4
8	5
9	1
10	1
11	11
12	16
13	5
14	1
15	1
16	34
17	94
18	21
19	5
20	1
21	1
22	156
23	710
24	150
25	21
26	5
27	1
28	1
29	1044
30	9419
31	1691
32	164
33	21
34	5
35	1
36	1
37	12346
38	221979
39	38207
40	1944
41	164
42	21
43	5
44	1
45	1
46	274668
47	9907071
48	1773452
49	47802
50	1983
51	164
52	21
53	5
54	1
55	1

[1, 1, 1, 2, 1, 1, 4, 5, 1, 1, 11, 16, 5, 1, 1, 34, 94, 21, 5, 1, 1, 156, 710, 150, 21, 5, 1, 1, 1044, 9419, 1691, 164, 21, 5, 1, 1, 12346, 221979, 38207, 1944, 164, 21, 5, 1, 1, 274668, 9907071, 1773452, 47802, 1983, 164, 21, 5, 1, 1]

cp's OEIS Frontend

A332404 Triangle read by rows: T(n,k) is the number of simple graphs on n unlabeled nodes with irredundance number k.

Table of values

List of values