cp's OEIS Frontend

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.

A135420 a(n) = 4^n * 5^(n^2).

Table of values

n a(n)
0 1
1 20
2 10000
3 125000000
4 39062500000000
5 305175781250000000000
6 59604644775390625000000000000
7 291038304567337036132812500000000000000
8 35527136788005009293556213378906250000000000000000

List of values

[1, 20, 10000, 125000000, 39062500000000, 305175781250000000000, 59604644775390625000000000000, 291038304567337036132812500000000000000, 35527136788005009293556213378906250000000000000000]

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

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