Abundant Numbers
31st
Abundant Numbers (Long)
22nd
Arithmetic Numbers
17th
ASCII Table
70th
Christmas Trees
29th
Collatz
66th
10th
8th
94th
Day of Week
85th
Diamonds
21st
49th
Divisors
41st
34th
1st
Emirp Numbers
87th
Emirp Numbers (Long)
36th
Evil Numbers
1st
Evil Numbers (Long)
29th
Fibonacci
129th
1st
83rd
109th
Fizz Buzz
30th
46th
Fractions
68th
Happy Numbers
168th
Happy Numbers (Long)
97th
Leap Years
62nd
9th
Niven Numbers
26th
Niven Numbers (Long)
27th
Number Spiral
64th
Pangram Grep
175th
Pascalβs Triangle
90th
Pernicious Numbers
142nd
Pernicious Numbers (Long)
52nd
Prime Numbers
111th
179th
Prime Numbers (Long)
75th
38th