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.

A068770 Generalized Catalan numbers 8*x*A(x)^2 -A(x) +1 -7*x=0.

Table of values

n a(n)
0 1
1 1
2 16
3 264
4 4480
5 77952
6 1386496
7 25135616
8 463233024
9 8658673664
10 163829383168
11 3132565553152
12 60446638866432
13 1175715287400448
14 23028562592268288
15 453848132868898816
16 8993594212565909504

List of values

[1, 1, 16, 264, 4480, 77952, 1386496, 25135616, 463233024, 8658673664, 163829383168, 3132565553152, 60446638866432, 1175715287400448, 23028562592268288, 453848132868898816, 8993594212565909504]