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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.

A294320 a(n) = Product_{k=0..n} (4*k + 1)!.

Table of values

n a(n)
0 1
1 120
2 43545600
3 271159356948480000
4 96447974277170077976494080000000
5 4927617876373416030299815278723491640115200000000000
6 76433315893700635598991132508610825923227961061372903345356800000000000000000

List of values

[1, 120, 43545600, 271159356948480000, 96447974277170077976494080000000, 4927617876373416030299815278723491640115200000000000, 76433315893700635598991132508610825923227961061372903345356800000000000000000]

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

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