12 Days of Christmas
201st
99 Bottles of Beer
193rd
Abundant Numbers
170th
Abundant Numbers (Long)
122nd
Arabic to Roman
100th
Arithmetic Numbers
110th
Arrows
82nd
Ascending Primes
45th
ASCII Table
134th
Calendar
48th
Card Number Validation
116th
Catalan Numbers
133rd
Catalan’s Constant
88th
Christmas Trees
90th
Collatz
171st
CSS Colors
191st
Day of Week
74th
Diamonds
106th
Divisors
118th
Emirp Numbers
152nd
Emirp Numbers (Long)
76th
Emojify
153rd
Evil Numbers
1st
Evil Numbers (Long)
39th
Factorial Factorisation
100th
Farey Sequence
140th
Fibonacci
187th
Fizz Buzz
211th
Foo Fizz Buzz Bar
133rd
Fractions
154th
Happy Numbers
182nd
Happy Numbers (Long)
106th
Hexdump
71st
Inventory Sequence
82nd
ISBN
137th
Kaprekar Numbers
42nd
Kolakoski Constant
69th
Kolakoski Sequence
116th
Leap Years
55th
Leyland Numbers
86th
ln 2
44th
Medal Tally
59th
Niven Numbers
76th
Niven Numbers (Long)
158th
Number Spiral
127th
Odious Numbers
153rd
Odious Numbers (Long)
155th
Ordinal Numbers
147th
PalindromemordnilaP
90th
Pangram Grep
117th
Pascal’s Triangle
110th
Pernicious Numbers
146th
Pernicious Numbers (Long)
71st
Prime Numbers
82nd
Prime Numbers (Long)
52nd
Quine
72nd
Recamán
153rd
Rijndael S-box
110th
Roman to Arabic
97th
ROT13
105th
Scrambled Sort
74th
Seven Segment
108th
Spelling Numbers
106th
Tongue-twisters
214th
Transpose Sentence
70th
United States
52nd
γ
54th
π
78th
τ
145th
φ
74th
√2
1st
𝑒
1st