Abundant Numbers
839Abundant Numbers (Long)
923Arithmetic Numbers
948ASCII Table
744Christmas Trees
944Collatz
823
947
932
932Day of Week
885Diamonds
698
736Divisors
870
944
1,000Emirp Numbers
782Emirp Numbers (Long)
768Evil Numbers
1,000Evil Numbers (Long)
976Fibonacci
920
1,000
977
973Fizz Buzz
960
983Fractions
884Happy Numbers
729Happy Numbers (Long)
837Leap Years
885
935Niven Numbers
978Niven Numbers (Long)
926Number Spiral
563Pangram Grep
867Pascalβs Triangle
931Pernicious Numbers
755Pernicious Numbers (Long)
881Prime Numbers
722
889Prime Numbers (Long)
675
978