A329541 - cp's OEIS frontend

A329541 Triangle read by rows: T(n,k) is the number of colored digraphs on n nodes with exactly k colors assigned in a fix order according the node count (1 <= k <= n).

n	a(n)
1	1
2	3
3	4
4	16
5	36
6	64
7	218
8	1856
9	2112
10	4096
11	9608
12	136376
13	445440
14	528384
15	1048576
16	1540944
17	62020640
18	270506880
19	449511424
20	537919488
21	1073741824
22	882033440
23	55259421024
24	435010671104
25	1101584588800
26	1834672455680
27	2200096997376
28	4398046511104

[1, 3, 4, 16, 36, 64, 218, 1856, 2112, 4096, 9608, 136376, 445440, 528384, 1048576, 1540944, 62020640, 270506880, 449511424, 537919488, 1073741824, 882033440, 55259421024, 435010671104, 1101584588800, 1834672455680, 2200096997376, 4398046511104]

cp's OEIS Frontend

A329541 Triangle read by rows: T(n,k) is the number of colored digraphs on n nodes with exactly k colors assigned in a fix order according the node count (1 <= k <= n).

Table of values

List of values