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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.

A188684 Partial sums of binomials binomial(3n,n)^2/(2n+1)^2.

Table of values

n a(n)
0 1
1 2
2 11
3 155
4 3180
5 77709
6 2116893
7 62210397
8 1933897566
9 62782453191
10 2109727864416
11 72915894194016
12 2579631197677680
13 93078664247524864
14 3415556450680435264
15 127175745034380516160
16 4795994499281447607841

List of values

[1, 2, 11, 155, 3180, 77709, 2116893, 62210397, 1933897566, 62782453191, 2109727864416, 72915894194016, 2579631197677680, 93078664247524864, 3415556450680435264, 127175745034380516160, 4795994499281447607841]

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

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