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.

A295438 a(n) = (9*n)!*(2*n)!/((6*n)!*(4*n)!*n!).

Table of values

n a(n)
0 1
1 42
2 3978
3 426075
4 48141450
5 5605430292
6 665398273995
7 80056334499603
8 9727795137150090
9 1191070745968697880
10 146715992699777718228
11 18161051595569811828018
12 2257160798030399890529355
13 281490217405724159448825420
14 35206768357722972409203943875
15 4414468429202421653755921429200

List of values

[1, 42, 3978, 426075, 48141450, 5605430292, 665398273995, 80056334499603, 9727795137150090, 1191070745968697880, 146715992699777718228, 18161051595569811828018, 2257160798030399890529355, 281490217405724159448825420, 35206768357722972409203943875, 4414468429202421653755921429200]