Template:Sequence of the Day for May 5

Intended for: May 5, 2013

Timetable

• First draft entered by Alonso del Arte on April 6, 2012 ✓
• Draft reviewed by Daniel Forgues on May 5, 2016 ✓
• Draft to be approved by April 5, 2013

Yesterday's SOTD * Tomorrow's SOTD

The line below marks the end of the <noinclude> ... </noinclude> section.

---

A124091: Decimal expansion of the Fibonacci binary constant 

∑ ∞ n  = 0   1 2 Fn

, where

Fn

is the

n

 th Fibonacci number.

2.41027879720786589...

The binary expansion of this number then of course corresponds to the characteristic function of the Fibonacci numbers (see A010056). This has been known to be a transcendental number, but only for a few decades.