cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A214384 T(n,k)=Number of nXnXn triangular 0..k arrays with no element lying outside the (possibly reversed) range delimited by its sw and se neighbors, and no element equal to its horizontal neighbors.

Table of values

n a(n)
1 2
2 3
3 4
4 4
5 14
6 8
7 5
8 32
9 94
10 16
11 6
12 60
13 456
14 890
15 32
16 7
17 100
18 1506
19 11048
20 11700
21 64
22 8
23 154
24 3976
25 74260
26 445024
27 211760
28 128
29 9
30 224
31 9044
32 350232
33 6981540
34 29456216
35 5247716
36 256
37 10
38 312
39 18480
40 1305392
41 65905056
42 1232720402
43 3183854216
44 177440488
45 512

List of values

[2, 3, 4, 4, 14, 8, 5, 32, 94, 16, 6, 60, 456, 890, 32, 7, 100, 1506, 11048, 11700, 64, 8, 154, 3976, 74260, 445024, 211760, 128, 9, 224, 9044, 350232, 6981540, 29456216, 5247716, 256, 10, 312, 18480, 1305392, 65905056, 1232720402, 3183854216, 177440488, 512]