An even number for which . The first few positive doubly even numbers are 4, 8, 12, 16, ... (OEIS A008586).

# Doubly Even Number

## See also

Even Function, Odd Number, Singly Even Number## Explore with Wolfram|Alpha

## References

Sloane, N. J. A. Sequence A008586 in "The On-Line Encyclopedia of Integer Sequences."## Referenced on Wolfram|Alpha

Doubly Even Number## Cite this as:

Weisstein, Eric W. "Doubly Even Number."
From *MathWorld*--A Wolfram Web Resource. https://mathworld.wolfram.com/DoublyEvenNumber.html