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.

A382360 a(n) is the unique k such that A382357(k) = 2^n.

Original entry on oeis.org

1, 2, 5, 6, 27, 28, 87, 88, 371, 372, 1303, 1304, 5717, 5718, 27099, 27100, 100637, 100638, 429041, 429042, 1676037, 1676038, 6566201, 6566202, 26703687, 26703688, 105939329, 105939330, 424972311, 424972312, 1688465121, 1688465122, 6744826613, 6744826614
Offset: 0

Views

Author

Rémy Sigrist, Mar 22 2025

Keywords

Examples

			A382357(27) = 2^4, so a(4) = 27.
		

Crossrefs

Cf. A382357.

Programs

  • PARI
    \\ See Links section.
    (C++) // See Links section.

Formula

Empirically: a(2*n+1) = a(2*n)+1.