12 Days of Christmas
864
Abundant Numbers
734
Arrows
511
Christmas Trees
713
Collatz
831
Diamonds
557
Divisors
979
Emirp Numbers
559
Evil Numbers
769
Evil Numbers (Long)
752
Fibonacci
598932805
Fizz Buzz
926757
Foo Fizz Buzz Bar
798
Fractions
681
Intersection
787
ISBN
737
Leap Years
704
Look and Say
434
Niven Numbers
740
Niven Numbers (Long)
806
Number Spiral
469
Odious Numbers
781
Odious Numbers (Long)
763
Ordinal Numbers
826
Prime Numbers
577
Quine
945
π
846
τ
817
φ
856
√2
972
𝑒
970