12 Days of Christmas
99th
99 Bottles of Beer
130th
Abundant Numbers
108th
Abundant Numbers (Long)
89th
Arabic to Roman
54th
Arithmetic Numbers
84th
Arrows
112th
Ascending Primes
42nd
ASCII Table
117th
Calendar
48th
Card Number Validation
116th
Catalan Numbers
137th
Catalan’s Constant
87th
Christmas Trees
19th
Collatz
116th
CSS Colors
172nd
Day of Week
1st
Diamonds
76th
Divisors
1st
Emirp Numbers
90th
Emirp Numbers (Long)
47th
Emojify
160th
Evil Numbers
1st
Evil Numbers (Long)
41st
Factorial Factorisation
96th
Farey Sequence
139th
Fibonacci
192nd
Fizz Buzz
60th
Foo Fizz Buzz Bar
1st
Fractions
121st
Happy Numbers
142nd
Happy Numbers (Long)
79th
Hexdump
55th
Inventory Sequence
72nd
ISBN
113th
Kaprekar Numbers
43rd
Kolakoski Constant
64th
Kolakoski Sequence
102nd
Leap Years
58th
Leyland Numbers
8th
ln 2
1st
Medal Tally
58th
Niven Numbers
84th
Niven Numbers (Long)
149th
Number Spiral
123rd
Odious Numbers
160th
Odious Numbers (Long)
162nd
Ordinal Numbers
115th
PalindromemordnilaP
70th
Pangram Grep
63rd
Pascal’s Triangle
87th
Pernicious Numbers
155th
Pernicious Numbers (Long)
65th
Prime Numbers
88th
Prime Numbers (Long)
58th
Quine
77th
Recamán
130th
Rijndael S-box
106th
Roman to Arabic
74th
ROT13
95th
Scrambled Sort
62nd
Seven Segment
70th
Spelling Numbers
83rd
Tongue-twisters
182nd
Transpose Sentence
54th
United States
14th
γ
54th
π
72nd
τ
139th
φ
57th
√2
1st
𝑒
1st