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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.

A382119 Numbers k = x*y such that (x*2^k - 1)*(y*2^k - 1) is semiprime.

Table of values

n a(n)
1 2
2 3
3 4
4 6
5 16
6 126

List of values

[2, 3, 4, 6, 16, 126]

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

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