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.

A176199 Triangle, read by rows, T(n, k) = f(n,k,q) - f(n,0,q) + 1, where f(n, k, q) = [x^k](p(x,n,q)), p(x, n, q) = (1-x)^(n+1)*Sum_{k >= 0} ( (q*k+1)^n + (q*(k+1)-1)^n )*x^k, and q = 4.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 35
5 1
6 1
7 329
8 329
9 1
10 1
11 2535
12 6811
13 2535
14 1
15 1
16 18225
17 103925
18 103925
19 18225
20 1
21 1
22 127435
23 1384685
24 2868895
25 1384685
26 127435
27 1
28 1
29 881977
30 17115873
31 64568761
32 64568761
33 17115873
34 881977
35 1
36 1
37 6089807
38 202236439
39 1283008495
40 2302094507
41 1283008495
42 202236439
43 6089807
44 1

List of values

[1, 1, 1, 1, 35, 1, 1, 329, 329, 1, 1, 2535, 6811, 2535, 1, 1, 18225, 103925, 103925, 18225, 1, 1, 127435, 1384685, 2868895, 1384685, 127435, 1, 1, 881977, 17115873, 64568761, 64568761, 17115873, 881977, 1, 1, 6089807, 202236439, 1283008495, 2302094507, 1283008495, 202236439, 6089807, 1]