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.

A083011 a(n) = Sum_{k=0..n-1} 7^k*B(k)*binomial(n,k) where B(k) is the k-th Bernoulli number.

Table of values

n a(n)
0 0
1 1
2 -6
3 15
4 36
5 -335
6 -1098
7 16955
8 73032
9 -1503963
10 -8075430
11 204957775
12 1319806188
13 -39666688711
14 -297958666242
15 10337889346275
16 88743928066704
17 -3489994294713779
18 -33703905982634334
19 1481439997178305655
20 15896303102840841780
21 -772269573963075710367

List of values

[0, 1, -6, 15, 36, -335, -1098, 16955, 73032, -1503963, -8075430, 204957775, 1319806188, -39666688711, -297958666242, 10337889346275, 88743928066704, -3489994294713779, -33703905982634334, 1481439997178305655, 15896303102840841780, -772269573963075710367]