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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.

A215657 Solution S of (2*u)^2 = R^2 - p*S^2, where p is the n-th prime of the form 4k+1.

Table of values

n a(n)
1 65
2 5691884464123
3 2171769991015128035203320
4 1634465653492219202324217583600006782459921190308836446038375668451525

List of values

[65, 5691884464123, 2171769991015128035203320, 1634465653492219202324217583600006782459921190308836446038375668451525]

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

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