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.

A361688 a(n) = A361540(2*n,n) / binomial(2*n,n) for n >= 0.

Table of values

n a(n)
0 1
1 2
2 71
3 10915
4 4063645
5 2842101221
6 3255178907803
7 5605980824208871
8 13710496284516264953
9 45746570903514799640905
10 202291094041887013214628871
11 1160411497892246920315488823067
12 8496377826955803443098054623140629
13 78398366060939693412478828210386035725

List of values

[1, 2, 71, 10915, 4063645, 2842101221, 3255178907803, 5605980824208871, 13710496284516264953, 45746570903514799640905, 202291094041887013214628871, 1160411497892246920315488823067, 8496377826955803443098054623140629, 78398366060939693412478828210386035725]