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.

A141693 Triangle read by rows: T(n,k) = (2*k - n)*A008292(n,k) with T(n,n) = n, 0 <= k <= n, where A008292 is the triangle of Eulerian numbers.

Table of values

n a(n)
0 0
1 -1
2 1
3 -2
4 0
5 2
6 -3
7 -4
8 1
9 3
10 -4
11 -22
12 0
13 2
14 4
15 -5
16 -78
17 -66
18 26
19 3
20 5
21 -6
22 -228
23 -604
24 0
25 114
26 4
27 6
28 -7
29 -600
30 -3573
31 -2416
32 1191
33 360
34 5
35 7
36 -8
37 -1482
38 -17172
39 -31238
40 0
41 8586
42 988
43 6
44 8
45 -9
46 -3514
47 -73040
48 -264702
49 -156190
50 88234
51 43824
52 2510
53 7
54 9
55 -10

List of values

[0, -1, 1, -2, 0, 2, -3, -4, 1, 3, -4, -22, 0, 2, 4, -5, -78, -66, 26, 3, 5, -6, -228, -604, 0, 114, 4, 6, -7, -600, -3573, -2416, 1191, 360, 5, 7, -8, -1482, -17172, -31238, 0, 8586, 988, 6, 8, -9, -3514, -73040, -264702, -156190, 88234, 43824, 2510, 7, 9, -10]