User:40bus/Eastleigh number sequence

A number in Eastleigh number sequence is a number of the form $E_{n}$ where $n$ is an integer, that is, the result of exponentiation with number 2|two as the base and integer $n$ as the exponent. Number $E_{n}$ is get by multiplying $2^{n}$ by 3.

The first ten numbers in Eastleigh number sequence for non-negative values of $n$ are:
 * 3, 6, 12, 24, 48, 96, 192, 384, 768, 1,536.