12 Days of Christmas
17th
130th
99 Bottles of Beer
91st
373rd
Abundant Numbers
123rd275th
570th
Abundant Numbers (Long)
42nd142nd
328th
Arabic to Roman
154th
189th
Arithmetic Numbers
375th
Arrows
36th111th
298th
ASCII Table
338th
Catalan Numbers
250th
Catalan’s Constant
132nd
Christmas Trees
46th
222nd
Collatz
241st
146th
CSS Colors
49th218th
Cubes
271st
Day of Week
129th
Diamonds
307th
Divisors
1,095th
Emirp Numbers
574th
Emirp Numbers (Long)
259th
Emojify
33rd116th
Evil Numbers
383rd
Evil Numbers (Long)
159th
321st
Farey Sequence
109th
Fibonacci
66th82nd51st
414th213th215th49th53rd58th60th62nd63rd37th172nd
39th199th500th94th172nd58th49th90th155th129th189th40th230th193rd93rd40th18th53rd32nd47th
Fizz Buzz
52nd153rd31st31st712th
43rd
394th1,251st
198th1,560th
Foo Fizz Buzz Bar
96th295th
633rd
Forsyth–Edwards Notation
113th
Fractions
493rd
Game of Life
164th
Gijswijt’s Sequence
79th
Happy Numbers
111th
Happy Numbers (Long)
266th
Hexdump
17th
Intersection
23rd
Inventory Sequence
165th
ISBN
115th
273rd
Jacobi Symbol
138th
Kolakoski Constant
130th
Kolakoski Sequence
99th
281st
Leap Years
614th
Levenshtein Distance
212th
Leyland Numbers
325th
ln 2
195th
Look and Say
134th
339th
Lucky Numbers
199th
Maze
98th
Medal Tally
111th
Morse Decoder
133rd
Morse Encoder
187th
Musical Chords
85th
Niven Numbers
486th
Niven Numbers (Long)
265th
Number Spiral
125th
Odious Numbers
288th
Odious Numbers (Long)
116th
252nd
Ordinal Numbers
204th
275th
Pangram Grep
211th
464th
18th
Pascal’s Triangle
36th
53rd
245th
Pernicious Numbers
330th
Pernicious Numbers (Long)
191st
Poker
129th
Prime Numbers
90th448th
Prime Numbers (Long)
72nd
67th
20th399th
Proximity Grid
107th
QR Decoder
96th
Quine
75th
Recamán
317th
Repeating Decimals
122nd
Reverse Polish Notation
20th94th
Rijndael S-box
46th
113th
Rock-paper-scissors-Spock-lizard
250th
Roman to Arabic
27th
267th
Rule 110
241st
Seven Segment
35th
272nd
Sierpiński Triangle
296th
Smith Numbers
228th
Spelling Numbers
127th
Star Wars Opening Crawl
66th
Sudoku
82nd
Sudoku (Fill-in)
81st
Ten-pin Bowling
106th
Time Distance
158th
Tongue-twisters
210th
United States
127th
182nd
Vampire Numbers
200th
Van Eck Sequence
240th
γ
59th
λ
56th
106th
π
201st
τ
148th
φ
275th
√2
420th
𝑒
98th
241st