12 Days of Christmas
116th
99 Bottles of Beer
151st
Abundant Numbers
117th
Abundant Numbers (Long)
95th
Arabic to Roman
65th
Arithmetic Numbers
85th
Arrows
126th
Ascending Primes
51st
ASCII Table
134th
Calendar
70th
Card Number Validation
127th
Catalan Numbers
157th
Catalan’s Constant
104th
Christmas Trees
26th
Collatz
129th
CSS Colors
186th
Day of Week
1st
Diamonds
87th
Divisors
25th
Emirp Numbers
99th
Emirp Numbers (Long)
56th
Emojify
173rd
Evil Numbers
1st
Evil Numbers (Long)
49th
Factorial Factorisation
115th
Farey Sequence
159th
Fibonacci
214th
Fizz Buzz
85th
Foo Fizz Buzz Bar
1st
Fractions
140th
Happy Numbers
154th
Happy Numbers (Long)
92nd
Hexdump
64th
Inventory Sequence
86th
ISBN
123rd
Kaprekar Numbers
Kolakoski Constant
79th
Kolakoski Sequence
110th
Leap Years
68th
Leyland Numbers
12th
ln 2
1st
Medal Tally
68th
Niven Numbers
96th
Niven Numbers (Long)
162nd
Number Spiral
142nd
Odious Numbers
180th
Odious Numbers (Long)
183rd
Ordinal Numbers
127th
PalindromemordnilaP
90th
Pangram Grep
69th
Pascal’s Triangle
95th
Pernicious Numbers
165th
Pernicious Numbers (Long)
75th
Prime Numbers
103rd
Prime Numbers (Long)
68th
Quine
95th
Recamán
141st
Rijndael S-box
125th
Roman to Arabic
82nd
ROT13
109th
Scrambled Sort
73rd
Seven Segment
80th
Spelling Numbers
95th
Tongue-twisters
193rd
Transpose Sentence
59th
United States
21st
γ
59th
π
82nd
τ
154th
φ
69th
√2
1st
𝑒
1st