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A196210 T(n,k)=Number of nXk 0..4 arrays with each element x equal to the number of its horizontal and vertical neighbors equal to 2,0,3,4,1 for x=0,1,2,3,4.

Table of values

n a(n)
1 1
2 3
3 3
4 4
5 5
6 4
7 5
8 8
9 8
10 5
11 8
12 11
13 7
14 11
15 8
16 12
17 18
18 14
19 14
20 18
21 12
22 17
23 28
24 17
25 35
26 17
27 28
28 17
29 25
30 43
31 27
32 70
33 70
34 27
35 43
36 25
37 37
38 67
39 42
40 136
41 135
42 136
43 42
44 67
45 37
46 54
47 105
48 58
49 305
50 301
51 301
52 305
53 58
54 105
55 54
56 79
57 164
58 94
59 611
60 751
61 899
62 751
63 611
64 94
65 164
66 79
67 116
68 257
69 137

List of values

[1, 3, 3, 4, 5, 4, 5, 8, 8, 5, 8, 11, 7, 11, 8, 12, 18, 14, 14, 18, 12, 17, 28, 17, 35, 17, 28, 17, 25, 43, 27, 70, 70, 27, 43, 25, 37, 67, 42, 136, 135, 136, 42, 67, 37, 54, 105, 58, 305, 301, 301, 305, 58, 105, 54, 79, 164, 94, 611, 751, 899, 751, 611, 94, 164, 79, 116, 257, 137]