12 Days of Christmas
81299 Bottles of Beer
902
Collatz
917Evil Numbers
649Evil Numbers (Long)
672Fibonacci
134
943ISBN
692Leap Years
953Niven Numbers
724Niven Numbers (Long)
862Number Spiral
610Odious Numbers
667Odious Numbers (Long)
672Ordinal Numbers
653Rock-paper-scissors-Spock-lizard
613Seven Segment
535SierpiΕski Triangle
87Tongue-twisters
685π
25