A385432 - cp's OEIS frontend

A385432 Triangle read by rows: T(n,k) is the number of proper vertex colorings of the n-complete tripartite graph using exactly k interchangeable colors, 3 <= k <= 3*n.

n	a(n)
1	1
2	1
3	3
4	3
5	1
6	1
7	9
8	30
9	45
10	30
11	9
12	1
13	1
14	21
15	165
16	598
17	1032
18	939
19	471
20	129
21	18
22	1
23	1
24	45
25	750
26	5655
27	19653
28	36465
29	39250
30	25560
31	10278
32	2545
33	375
34	30
35	1
36	1
37	93
38	3153
39	46726
40	295905
41	978588
42	1881306
43	2232798
44	1704405
45	858530
46	288768
47	64743
48	9495
49	870
50	45
51	1
52	1
53	189
54	12810
55	364875
56	3988530
57	21976122
58	69388462
59	134794821
60	1

[1, 1, 3, 3, 1, 1, 9, 30, 45, 30, 9, 1, 1, 21, 165, 598, 1032, 939, 471, 129, 18, 1, 1, 45, 750, 5655, 19653, 36465, 39250, 25560, 10278, 2545, 375, 30, 1, 1, 93, 3153, 46726, 295905, 978588, 1881306, 2232798, 1704405, 858530, 288768, 64743, 9495, 870, 45, 1, 1, 189, 12810, 364875, 3988530, 21976122, 69388462, 134794821, 1]

cp's OEIS Frontend

A385432 Triangle read by rows: T(n,k) is the number of proper vertex colorings of the n-complete tripartite graph using exactly k interchangeable colors, 3 <= k <= 3*n.

Table of values

List of values