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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.

A327412 a(n) = multinomial(3*n+2; 2, 3, 3, ..., 3) (n times '3').

Table of values

n a(n)
0 1
1 10
2 560
3 92400
4 33633600
5 22870848000
6 26072766720000
7 46174869861120000
8 120054661638912000000
9 438679733628584448000000
10 2175851478797778862080000000
11 14240947928731462652313600000000
12 120136636726778618934917529600000000
13 1280656547507460077846220865536000000000

List of values

[1, 10, 560, 92400, 33633600, 22870848000, 26072766720000, 46174869861120000, 120054661638912000000, 438679733628584448000000, 2175851478797778862080000000, 14240947928731462652313600000000, 120136636726778618934917529600000000, 1280656547507460077846220865536000000000]

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

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