A222836 - cp's OEIS frontend

A222836 Number of nX6 0..3 arrays with no element equal to another at a city block distance of exactly two, and new values 0..3 introduced in row major order.

n	a(n)
1	55
2	1536
3	1944
4	4056
5	9600
6	24576
7	55296
8	124416
9	279936
10	645504
11	1476096
12	3393024
13	7742976
14	17750400
15	40560000
16	92952576
17	212557824
18	486864384
19	1113680256
20	2550116736
21	5834651136
22	13357979136
23	30567200256
24	69973632384
25	160134620544

[55, 1536, 1944, 4056, 9600, 24576, 55296, 124416, 279936, 645504, 1476096, 3393024, 7742976, 17750400, 40560000, 92952576, 212557824, 486864384, 1113680256, 2550116736, 5834651136, 13357979136, 30567200256, 69973632384, 160134620544]

cp's OEIS Frontend

A222836 Number of nX6 0..3 arrays with no element equal to another at a city block distance of exactly two, and new values 0..3 introduced in row major order.

Table of values

List of values