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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.

A375334 a(n) is the smallest number which can be represented as the sum of 7 distinct positive n-th powers in exactly 4 ways, or -1 if no such number exists.

Table of values

n a(n)
1 -1
2 268
3 2835
4 49316
5 20301007
6 349717731

List of values

[-1, 268, 2835, 49316, 20301007, 349717731]

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

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