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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.

A306789 a(n) = Product_{k=0..n} binomial(n + k, n).

Table of values

n a(n)
0 1
1 2
2 18
3 800
4 183750
5 224042112
6 1475939646720
7 53195808994099200
8 10587785727897772143750
9 11721562427290210695200000000
10 72596493516095364770534596279431168
11 2527156530619699341247423878706695556300800
12 496395279097923766533851314609410101501472675840000

List of values

[1, 2, 18, 800, 183750, 224042112, 1475939646720, 53195808994099200, 10587785727897772143750, 11721562427290210695200000000, 72596493516095364770534596279431168, 2527156530619699341247423878706695556300800, 496395279097923766533851314609410101501472675840000]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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