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.

A370058 a(n) = 4*(4*n+3)!/(3*n+4)!.

Table of values

n a(n)
0 1
1 4
2 44
3 840
4 23256
5 850080
6 38750400
7 2120489280
8 135566323200
9 9922550077440
10 818544054182400
11 75160674504115200
12 7604312776752384000
13 840608992488545280000
14 100812386907863414784000
15 13037431708092153922560000
16 1808675231786149165350912000

List of values

[1, 4, 44, 840, 23256, 850080, 38750400, 2120489280, 135566323200, 9922550077440, 818544054182400, 75160674504115200, 7604312776752384000, 840608992488545280000, 100812386907863414784000, 13037431708092153922560000, 1808675231786149165350912000]