Abundant Numbers
36th
Abundant Numbers (Long)
28th
Arithmetic Numbers
23rd
Ascending Primes
120th
ASCII Table
95th
Christmas Trees
37th
Collatz
87th13th14th128th
Day of Week
118th
Diamonds
27th
58th
Divisors
46th
41st1st
Emirp Numbers
99th
Emirp Numbers (Long)
48th
Evil Numbers
1st
Evil Numbers (Long)
33rd
Fibonacci
151st1st107th144th
Fizz Buzz
31st
54th
Fractions
103rd
Happy Numbers
201st
Happy Numbers (Long)
117th
Leap Years
69th
13th
Niven Numbers
35th
Niven Numbers (Long)
37th
Number Spiral
81st
Pangram Grep
213th
Pascal’s Triangle
117th
Pernicious Numbers
180th
Pernicious Numbers (Long)
69th
Prime Numbers
125th
235th
Prime Numbers (Long)
89th
48th