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.

A291245 p-INVERT of (0,1,0,1,0,1,...), where p(S) = 1 - 5 S + S^2.

Table of values

n a(n)
0 5
1 24
2 120
3 599
4 2990
5 14925
6 74500
7 371876
8 1856265
9 9265776
10 46251265
11 230868900
12 1152410620
13 5752399899
14 28713814350
15 143328549649
16 715442152480
17 3571217840400
18 17826174791885
19 88981552487776
20 444162405876285
21 2217091490069376
22 11066885918992400

List of values

[5, 24, 120, 599, 2990, 14925, 74500, 371876, 1856265, 9265776, 46251265, 230868900, 1152410620, 5752399899, 28713814350, 143328549649, 715442152480, 3571217840400, 17826174791885, 88981552487776, 444162405876285, 2217091490069376, 11066885918992400]