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.

A136398 Triangle read by rows of coefficients of Chebyshev-like polynomials P_{n,6}(x) with 0 omitted (exponents in increasing order).

Table of values

n a(n)
6 1
7 -6
8 2
9 15
10 -13
11 4
12 -20
13 36
14 -28
15 8
16 15
17 -55
18 85
19 -60
20 16
21 -6
22 50
23 -146
24 198
25 -128
26 32
27 1
28 -27
29 155
30 -377
31 456
32 -272
33 64
34 8
35 -104
36 456
37 -952
38 1040
39 -576
40 128
41 -1
42 43
43 -363
44 1289
45 -2360
46 2352
47 -1216
48 256
49 -10
50 190
51 -1182
52 3530
53 -5760
54 5280
55 -2560
56 512

List of values

[1, -6, 2, 15, -13, 4, -20, 36, -28, 8, 15, -55, 85, -60, 16, -6, 50, -146, 198, -128, 32, 1, -27, 155, -377, 456, -272, 64, 8, -104, 456, -952, 1040, -576, 128, -1, 43, -363, 1289, -2360, 2352, -1216, 256, -10, 190, -1182, 3530, -5760, 5280, -2560, 512]