A233250 - cp's OEIS frontend

A233250 Number of n X n 0..5 arrays with no element x(i,j) adjacent to itself or value 5-x(i,j) horizontally or antidiagonally, top left element zero, and 1 appearing before 2 3 and 4, and 2 appearing before 3 in row major order (unlabelled 6-colorings with no clashing color pairs).

n	a(n)
1	1
2	10
3	4672
4	23896064
5	1159192379392
6	525597937107992576
7	2242238966451009797226496
8	90075874398562137894702244954112
9	34144912055691090021767126315871433129984

[1, 10, 4672, 23896064, 1159192379392, 525597937107992576, 2242238966451009797226496, 90075874398562137894702244954112, 34144912055691090021767126315871433129984]

cp's OEIS Frontend

A233250 Number of n X n 0..5 arrays with no element x(i,j) adjacent to itself or value 5-x(i,j) horizontally or antidiagonally, top left element zero, and 1 appearing before 2 3 and 4, and 2 appearing before 3 in row major order (unlabelled 6-colorings with no clashing color pairs).

Table of values

List of values