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.

A202690 The triangle in A185356 with the central column of zeros omitted.

Table of values

n a(n)
1 1
2 1
3 0
4 1
5 1
6 2
7 4
8 4
9 3
10 3
11 2
12 0
13 0
14 4
15 8
16 11
17 11
18 14
19 16
20 16
21 80
22 80
23 76
24 68
25 57
26 57
27 46
28 32
29 16
30 0
31 0
32 80
33 160
34 236
35 304
36 361
37 361
38 418
39 464
40 496
41 512
42 512
43 3904
44 3904
45 3824
46 3664
47 3428
48 3124
49 2763
50 2763
51 2402
52 1984
53 1520
54 1024
55 512
56 0

List of values

[1, 1, 0, 1, 1, 2, 4, 4, 3, 3, 2, 0, 0, 4, 8, 11, 11, 14, 16, 16, 80, 80, 76, 68, 57, 57, 46, 32, 16, 0, 0, 80, 160, 236, 304, 361, 361, 418, 464, 496, 512, 512, 3904, 3904, 3824, 3664, 3428, 3124, 2763, 2763, 2402, 1984, 1520, 1024, 512, 0]