12 Days of Christmas
635
Abundant Numbers
698
Christmas Trees
708
Diamonds
522
Divisors
932
Emirp Numbers
500
Evil Numbers
785
Fibonacci
934
Fizz Buzz
862
Happy Numbers
368
Leap Years
756
Leyland Numbers
516
Morse Decoder
337
Morse Encoder
371
Niven Numbers
938
Odious Numbers
783
Ordinal Numbers
630
Pangram Grep
771
Pascal’s Triangle
903
Pernicious Numbers
686
Prime Numbers
643
Recamán
726
Rock-paper-scissors-Spock-lizard
516
Seven Segment
449
Sierpiński Triangle
715
φ
765
√2
684
𝑒
650