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.

A208324 Triangle T(n,k), read by rows, given by (2, -1/2, 1/2, 0, 0, 0, 0, 0, 0, 0, ...) DELTA (4, -2, 0, 0, 0, 0, 0, 0, 0, 0, ...) where DELTA is the operator defined in A084938.

Table of values

n a(n)
0 1
1 2
2 4
3 3
4 10
5 8
6 4
7 18
8 28
9 16
10 5
11 28
12 64
13 72
14 32
15 6
16 40
17 120
18 200
19 176
20 64
21 7
22 54
23 200
24 440
25 576
26 416
27 128
28 8
29 70
30 308
31 840
32 1456
33 1568
34 960
35 256
36 9
37 88
38 448
39 1456
40 3136
41 4480
42 4096
43 2176
44 512
45 10
46 108
47 624
48 2352
49 6048
50 10752
51 13056
52 10368
53 4864

List of values

[1, 2, 4, 3, 10, 8, 4, 18, 28, 16, 5, 28, 64, 72, 32, 6, 40, 120, 200, 176, 64, 7, 54, 200, 440, 576, 416, 128, 8, 70, 308, 840, 1456, 1568, 960, 256, 9, 88, 448, 1456, 3136, 4480, 4096, 2176, 512, 10, 108, 624, 2352, 6048, 10752, 13056, 10368, 4864]