Abundant Numbers
845
Abundant Numbers (Long)
824
Collatz
765
CSS Colors
270
Divisors
985
Emirp Numbers
886
Evil Numbers
957
Evil Numbers (Long)
951
Fibonacci
986
Fizz Buzz
956
Happy Numbers
812
Kolakoski Sequence
879
Leap Years
921
ln 2
884
Look and Say
781
Lucky Numbers
814
Niven Numbers
959
Niven Numbers (Long)
886
Odious Numbers
955
Odious Numbers (Long)
949
Ordinal Numbers
931
Pangram Grep
943
Pascal’s Triangle
903
Pernicious Numbers
832
Prime Numbers
934
Quine
977
Recamán
896
Rock-paper-scissors-Spock-lizard
757
Roman to Arabic
772
Sierpiński Triangle
897
Tic-tac-toe
556
π
645
τ
634
√2
977
𝑒
975