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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.

A132688 a(n) = binomial(2^n + 3*n, n).

Table of values

n a(n)
0 1
1 5
2 45
3 680
4 20475
5 1533939
6 350161812
7 280384608504
8 847073824772175
9 9894081531608130857
10 446730013630787463700695
11 77328499046923986969058944720
12 50891283683781760304442885961988100

List of values

[1, 5, 45, 680, 20475, 1533939, 350161812, 280384608504, 847073824772175, 9894081531608130857, 446730013630787463700695, 77328499046923986969058944720, 50891283683781760304442885961988100]

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

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