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.

A254031 a(n) = 1*5^n + 2*4^n + 3*3^n + 4*2^n + 5*1^n.

Table of values

n a(n)
0 15
1 35
2 105
3 371
4 1449
5 6035
6 26265
7 117971
8 542409
9 2538515
10 12044025
11 57756371
12 279305769
13 1359736595
14 6654800985
15 32708239571
16 161307227529
17 797687136275
18 3953299529145
19 19626731023571
20 97576919443689
21 485664640673555

List of values

[15, 35, 105, 371, 1449, 6035, 26265, 117971, 542409, 2538515, 12044025, 57756371, 279305769, 1359736595, 6654800985, 32708239571, 161307227529, 797687136275, 3953299529145, 19626731023571, 97576919443689, 485664640673555]