A338114 - cp's OEIS frontend

A338114 Triangle read by rows: T(n,k) is the number of unoriented colorings of the faces (and peaks) of a regular n-dimensional simplex using exactly k colors. Row n has C(n+1,3) columns.

n	a(n)
2	1
3	1
4	3
5	3
6	1
7	1
8	32
9	693
10	7720
11	44150
12	138312
13	247380
14	252000
15	136080
16	30240
17	1
18	2134
19	4971504
20	1513872568
21	124978335900
22	4307090369304
23	78010256156784
24	849590196841344
25	6053725780061400
26	29824685516682000
27	105382759395846240
28	273441179492268480

[1, 1, 3, 3, 1, 1, 32, 693, 7720, 44150, 138312, 247380, 252000, 136080, 30240, 1, 2134, 4971504, 1513872568, 124978335900, 4307090369304, 78010256156784, 849590196841344, 6053725780061400, 29824685516682000, 105382759395846240, 273441179492268480]

cp's OEIS Frontend

A338114 Triangle read by rows: T(n,k) is the number of unoriented colorings of the faces (and peaks) of a regular n-dimensional simplex using exactly k colors. Row n has C(n+1,3) columns.

Table of values

List of values