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.

A195151 Square array read by antidiagonals upwards: T(n,k) = n*((k-2)*(-1)^n+k+2)/4, n >= 0, k >= 0.

Table of values

n a(n)
0 0
1 1
2 0
3 0
4 1
5 0
6 3
7 1
8 1
9 0
10 0
11 3
12 2
13 1
14 0
15 5
16 2
17 3
18 3
19 1
20 0
21 0
22 5
23 4
24 3
25 4
26 1
27 0
28 7
29 3
30 5
31 6
32 3
33 5
34 1
35 0
36 0
37 7
38 6
39 5
40 8
41 3
42 6
43 1
44 0
45 9
46 4
47 7
48 9
49 5
50 10
51 3
52 7
53 1
54 0
55 0
56 9
57 8
58 7
59 12
60 5
61 12
62 3
63 8
64 1
65 0
66 11
67 5
68 9
69 12
70 7
71 15
72 5
73 14
74 3
75 9
76 1
77 0
78 0
79 11
80 10
81 9
82 16
83 7

List of values

[0, 1, 0, 0, 1, 0, 3, 1, 1, 0, 0, 3, 2, 1, 0, 5, 2, 3, 3, 1, 0, 0, 5, 4, 3, 4, 1, 0, 7, 3, 5, 6, 3, 5, 1, 0, 0, 7, 6, 5, 8, 3, 6, 1, 0, 9, 4, 7, 9, 5, 10, 3, 7, 1, 0, 0, 9, 8, 7, 12, 5, 12, 3, 8, 1, 0, 11, 5, 9, 12, 7, 15, 5, 14, 3, 9, 1, 0, 0, 11, 10, 9, 16, 7]