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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.

A088867 Nonsquarefree elements of A003824, i.e., primitive solutions to a^4 + b^4 = c^4 + d^4 with nonsquarefree value on both sides of the equation.

Table of values

n a(n)
1 680914892583617
2 55683917506335026
3 2056314197022256097
4 3267700501872475297
5 4544031582110882417
6 10555434261160919777
7 12361929340136667457
8 23076050051029379057
9 335875812638910622082

List of values

[680914892583617, 55683917506335026, 2056314197022256097, 3267700501872475297, 4544031582110882417, 10555434261160919777, 12361929340136667457, 23076050051029379057, 335875812638910622082]

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

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