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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.

A086154 a(n) = binomial(3^n,2^n).

Table of values

n a(n)
0 1
1 3
2 126
3 2220075
4 33594090947249085
5 9812294412288780842726471233974791140221
6 747581321238203931168470352555568799370148397202082975882483140118428447896681620077224288595

List of values

[1, 3, 126, 2220075, 33594090947249085, 9812294412288780842726471233974791140221, 747581321238203931168470352555568799370148397202082975882483140118428447896681620077224288595]

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

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