A363043 - cp's OEIS frontend

A363043 Triangle read by rows: T(n,k) is the number of unlabeled graphs with n nodes and packing chromatic number k, 1 <= k <= n.

n	a(n)
1	1
2	1
3	1
4	1
5	2
6	1
7	1
8	4
9	5
10	1
11	1
12	6
13	15
14	11
15	1
16	1
17	10
18	42
19	73
20	29
21	1
22	1
23	14
24	109
25	390
26	439
27	90
28	1
29	1
30	21
31	278
32	1953
33	5546
34	4188
35	358
36	1
37	1
38	29
39	687
40	9085
41	61023
42	134183
43	67888
44	1771
45	1
46	1
47	41
48	1694
49	40344
50	572235
51	3517101
52	5860434
53	2001582
54	11735
55	1

[1, 1, 1, 1, 2, 1, 1, 4, 5, 1, 1, 6, 15, 11, 1, 1, 10, 42, 73, 29, 1, 1, 14, 109, 390, 439, 90, 1, 1, 21, 278, 1953, 5546, 4188, 358, 1, 1, 29, 687, 9085, 61023, 134183, 67888, 1771, 1, 1, 41, 1694, 40344, 572235, 3517101, 5860434, 2001582, 11735, 1]

cp's OEIS Frontend

A363043 Triangle read by rows: T(n,k) is the number of unlabeled graphs with n nodes and packing chromatic number k, 1 <= k <= n.

Table of values

List of values