A206503 - cp's OEIS frontend

A206503 T(n,k)=Number of nXk 0..7 arrays with no element equal to another within a city block distance of two, and new values 0..7 introduced in row major order.

n	a(n)
1	1
2	1
3	1
4	1
5	1
6	1
7	2
8	4
9	4
10	2
11	5
12	34
13	65
14	34
15	5
16	15
17	481
18	3130
19	3130
20	481
21	15
22	52
23	8731
24	178998
25	502599
26	178998
27	8731
28	52
29	203
30	174454
31	10502458
32	83045488
33	83045488
34	10502458
35	174454
36	203
37	876
38	3603244
39	618242826
40	13752277898
41	38638317841
42	13752277898

[1, 1, 1, 1, 1, 1, 2, 4, 4, 2, 5, 34, 65, 34, 5, 15, 481, 3130, 3130, 481, 15, 52, 8731, 178998, 502599, 178998, 8731, 52, 203, 174454, 10502458, 83045488, 83045488, 10502458, 174454, 203, 876, 3603244, 618242826, 13752277898, 38638317841, 13752277898]

cp's OEIS Frontend

A206503 T(n,k)=Number of nXk 0..7 arrays with no element equal to another within a city block distance of two, and new values 0..7 introduced in row major order.

Table of values

List of values