12 Days of Christmas
90th
99 Bottles of Beer
141st
Abundant Numbers
98th
Abundant Numbers (Long)
77th
Arabic to Roman
52nd
Arithmetic Numbers
83rd
Arrows
105th
Ascending Primes
36th
ASCII Table
112th
Card Number Validation
107th
Catalan Numbers
131st
Christmas Trees
18th
CSS Colors
208th
Day of Week
1st
Diamonds
225th
Divisors
1st
Emirp Numbers
85th
Emirp Numbers (Long)
41st
Emojify
155th
Evil Numbers
1st
Evil Numbers (Long)
175th
Factorial Factorisation
90th
Farey Sequence
131st
Fibonacci
186th
Fizz Buzz
58th
Foo Fizz Buzz Bar
1st
Fractions
112th
Happy Numbers
136th
Happy Numbers (Long)
75th
Hexdump
55th
ISBN
106th
Kaprekar Numbers
34th
Leap Years
54th
ln 2
1st
Niven Numbers
75th
Niven Numbers (Long)
143rd
Number Spiral
115th
Odious Numbers
153rd
Odious Numbers (Long)
154th
Ordinal Numbers
107th
PalindromemordnilaP
67th
Pangram Grep
60th
Pascal’s Triangle
78th
Prime Numbers
248th
Prime Numbers (Long)
51st
Quine
72nd
Recamán
123rd
Rijndael S-box
103rd
Roman to Arabic
69th
ROT13
88th
Scrambled Sort
59th
Spelling Numbers
80th
Tongue-twisters
175th
Transpose Sentence
51st
United States
205th
π
67th
τ
132nd
φ
131st
√2
1st
𝑒
1st