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.

A023037 a(n) = n^0 + n^1 + ... + n^(n-1), or a(n) = (n^n-1)/(n-1) with a(0)=0; a(1)=1.

Table of values

n a(n)
0 0
1 1
2 3
3 13
4 85
5 781
6 9331
7 137257
8 2396745
9 48427561
10 1111111111
11 28531167061
12 810554586205
13 25239592216021
14 854769755812155
15 31278135027204241
16 1229782938247303441
17 51702516367896047761
18 2314494592664502210319
19 109912203092239643840221

List of values

[0, 1, 3, 13, 85, 781, 9331, 137257, 2396745, 48427561, 1111111111, 28531167061, 810554586205, 25239592216021, 854769755812155, 31278135027204241, 1229782938247303441, 51702516367896047761, 2314494592664502210319, 109912203092239643840221]