12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
Abundant Numbers (Long)
Arabic to Roman
Arithmetic Numbers
ASCII Table
Catalan’s Constant
Christmas Trees
Collatz
CSS Colors
Day of Week
Diamonds
Divisors
Emirp Numbers
Emirp Numbers (Long)
Emojify
Evil Numbers
Evil Numbers (Long)
Factorial Factorisation
Farey Sequence
Fibonacci
Fizz Buzz
Foo Fizz Buzz Bar
Fractions
Game of Life
Happy Numbers
Happy Numbers (Long)
Hexdump
Intersection
ISBN
Jacobi Symbol
Leap Years
Levenshtein Distance
Leyland Numbers
ln 2
Look and Say
Lucky Numbers
Niven Numbers
Niven Numbers (Long)
Odious Numbers
Odious Numbers (Long)
Ordinal Numbers
Pascal’s Triangle
Pernicious Numbers
Polyominoes
Prime Numbers
Prime Numbers (Long)
Quine
Recamán
Repeating Decimals
Rijndael S-box
Roman to Arabic
Smith Numbers
Spelling Numbers
Time Distance
Tongue-twisters
Transpose Sentence
Vampire Numbers
π
τ
φ
√2
1,960th
1,751st
1,651st
1,490th
1,582nd
1,757th
1,633rd
2,114th
2,168th
2,208th
1,916th
1,822nd
1,833rd
1,933rd
1,884th
2,216th
1,456th
1,627th
1,729th
2,351st
1,887th
1,447th
1,508th
2,004th
2,241st
1,561st
1,398th
1,300th
1,270th
2,312th
1,691st
2,164th
2,175th
1,110th
1,573rd
2,276th
1,540th
2,255th
1,370th
968th
1,228th
1,326th
2,235th
1,167th
1,788th
1,351st
1,305th
1,464th
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