12 Days of Christmas
530th
24 Game
99th
99 Bottles of Beer
344th
Abundant Numbers
79th60th
150th
Abundant Numbers (Long)
96th
Arithmetic Numbers
143rd
Catalan Numbers
171st
Christmas Trees
124th
Collatz
245th49th
CSS Colors
221st
Cubes
202nd
Diamonds
242nd
Divisors
293rd
120th61st
Emirp Numbers
59th164th
265th
Emirp Numbers (Long)
229th
Emojify
149th
Evil Numbers
87th
275th
Evil Numbers (Long)
179th
Factorial Factorisation
70th
Farey Sequence
193rd
Fibonacci
118th
357th
189th
Fizz Buzz
352nd1st
214th
Foo Fizz Buzz Bar
134th
Fractions
217th
Gijswijt’s Sequence
146th
Happy Numbers
190th
Happy Numbers (Long)
87th
Inventory Sequence
103rd
Kolakoski Sequence
32nd
174th18th
Leap Years
175th19th
Leyland Numbers
87th
ln 2
123rd
Look and Say
115th
Lucky Numbers
24th
119th
Mandelbrot
79th
Morse Decoder
165th
Morse Encoder
188th
N Queens
99th
Niven Numbers
98th
80th
Niven Numbers (Long)
112th
Odious Numbers
83rd
157th
Odious Numbers (Long)
112th
Ordinal Numbers
185th
Pangram Grep
121st
Pascal’s Triangle
148th33rd
Pernicious Numbers
165th
Pernicious Numbers (Long)
74th
Prime Numbers
42nd131st
138th
Prime Numbers (Long)
56th
Quine
75th
Recamán
36th
156th
Reverse Polish Notation
15th
Seven Segment
22nd
208th
Sierpiński Triangle
18th
210th
Tic-tac-toe
123rd
Tongue-twisters
301st
Trinomial Triangle
87th
Vampire Numbers
16th
82nd
Van Eck Sequence
138th
π
27th
𝑒
275th