Karl Kirchmayr, «Die Bedeutung von 666 und 616 (Offb 13,18)», Vol. 95 (2014) 424-427
This short article deals with a particular method of calculating the number of the beast (Rev 13,18) without knowing a name. The mathematical procedure consists of converting a given number into a sexagesimal number and adding its digits. The number calculated for the beast is equal to the number of the Tetragrammaton.