12 Days of Christmas
425
99 Bottles of Beer
820
Collatz
888
Evil Numbers
631
Evil Numbers (Long)
645
Fibonacci
109925
ISBN
660
Leap Years
934
Niven Numbers
705
Niven Numbers (Long)
828
Number Spiral
575
Odious Numbers
629
Odious Numbers (Long)
643
Ordinal Numbers
630
Rock-paper-scissors-Spock-lizard
455
Seven Segment
456
Sierpiński Triangle
115
Tongue-twisters
448
𝑒
17