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.

A276148 Even bisection of A276147.

Original entry on oeis.org

3, 9, 5, 27, 15, 15, 21, 81, 15, 45, 33, 45, 39, 63, 7, 243, 51, 25, 57, 135, 35, 99, 69, 135, 75, 117, 45, 189, 87, 21, 93, 729, 55, 153, 105, 75, 111, 171, 65, 405, 123, 105, 129, 297, 21, 207, 141, 405, 147, 225, 85, 351, 159, 75, 165, 567, 95, 261, 177, 63, 183, 279, 105, 2187, 195, 165, 201, 459, 115, 315, 213, 225, 219, 333, 35, 513, 231
Offset: 1

Views

Author

Antti Karttunen, Aug 23 2016

Keywords

Crossrefs

Cf. A276147.

Programs

Formula

a(n) = A276147(2*n).