12 Days of Christmas
6th
99 Bottles of Beer
10th
Abundant Numbers
12th
Abundant Numbers (Long)
8th
Arabic to Roman
1st
Arithmetic Numbers
9th
ASCII Table
6th
Card Number Validation
3rd
Catalan Numbers
Christmas Trees
7th
Collatz
12th
16th
CSS Colors
4th
Day of Week
1st
Diamonds
8th
Divisors
6th
24th
Emirp Numbers
20th
Emirp Numbers (Long)
7th
Evil Numbers
17th
Evil Numbers (Long)
16th
Fibonacci
89th9th
47th
Fizz Buzz
14th
46th
Fractions
1st
Happy Numbers
18th
Inventory Sequence
8th
ISBN
9th
Jacobi Symbol
7th
Leap Years
19th
Levenshtein Distance
1st
Look and Say
7th
Niven Numbers
19th
38th
Niven Numbers (Long)
16th
Odious Numbers
17th47th
Odious Numbers (Long)
16th
Ordinal Numbers
8th
PalindromemordnilaP
3rd
Pangram Grep
12th
Pascal’s Triangle
6th
Pernicious Numbers
Pernicious Numbers (Long)
Prime Numbers
1st
Prime Numbers (Long)
1st
Recamán
6th
Reverse Polish Notation
4th
Rijndael S-box
7th
Roman to Arabic
4th
Sierpiński Triangle
5th
Smith Numbers
7th
Tongue-twisters
11th
Transpose Sentence
8th
Van Eck Sequence
7th
√2
9th
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