12 Days of Christmas
502nd
1,368th
99 Bottles of Beer
138th
1,072nd
Abundant Numbers
54th
385th
Abundant Numbers (Long)
100th
904th
Arabic to Roman
697th
Arithmetic Numbers
323rd
Ascending Primes
212th
ASCII Table
78th
464th
Billiards
247th
Card Number Validation
330th
Catalan Numbers
218th
30th
Catalan’s Constant
74th
207th
Christmas Trees
67th
698th
Collatz
317th
1,180th
Cubes
24th
386th
Diamonds
118th
254th
Divisors
212th
479th
Emirp Numbers
587th
293rd
Emirp Numbers (Long)
228th
365th
Evil Numbers
480th
48th443rd
Evil Numbers (Long)
326th
44th653rd
Factorial Factorisation
81st
335th
Farey Sequence
384th
Fibonacci
410th
56th
Fizz Buzz
1,964th8,967th
Foo Fizz Buzz Bar
204th
1,093rd
Fractions
270th
510th
Game of Life
391st
Gijswijt’s Sequence
284th
Happy Numbers
577th
509th
Happy Numbers (Long)
76th
614th
Hexdump
386th
Intersection
58th
582nd
Inventory Sequence
235th
174th
ISBN
185th
688th
Jacobi Symbol
184th
Kolakoski Constant
26th
252nd
Kolakoski Sequence
90th
40th
Leap Years
137th
11th
Levenshtein Distance
218th
Leyland Numbers
182nd
406th
Look and Say
100th
560th
Lucky Numbers
270th
85th
Lucky Tickets
91st
303rd
Niven Numbers
333rd
8th
Niven Numbers (Long)
34th
Number Spiral
231st
322nd
Odious Numbers
408th
46th279th
Odious Numbers (Long)
294th
44th
Ordinal Numbers
255th
756th318th
PalindromemordnilaP
98th231st321st
Pangram Grep
155th
634th
Pascal’s Triangle
190th
244th
Pernicious Numbers
1,220th
40th
Pernicious Numbers (Long)
250th
97th
Prime Numbers
330th
122nd515th
Prime Numbers (Long)
420th
112th
Quine
733rd
169th
Recamán
116th
395th
Repeating Decimals
222nd
Reverse Polish Notation
108th
617th
Rijndael S-box
271st
Roman to Arabic
164th
558th
ROT13
179th
300th
Rule 110
198th
223rd
Seven Segment
467th
Sierpiński Triangle
74th
153rd
Smith Numbers
481st
Spelling Numbers
314th
525th
Tic-tac-toe
128th
301st
Tongue-twisters
918th
Tower of Hanoi
191st
Transpose Sentence
474th
United States
Vampire Numbers
104th
336th
Van Eck Sequence
535th
195th
Zeckendorf Representation
446th
π
262nd
346th
τ
293rd
338th
φ
235th
146th
√2
269th
4th
𝑒
360th
70th