12 Days of Christmas
31st216th
99 Bottles of Beer
197th24th15th202nd
Abundant Numbers
223rd
Abundant Numbers (Long)
170th
Arabic to Roman
14th8th
21st96th
Arithmetic Numbers
186th
Ascending Primes
125th
ASCII Table
18th7th
19th121st
Card Number Validation
145th
Catalan Numbers
233rd
Christmas Trees
139th
Collatz
187th
Day of Week
46th1st
67th
Diamonds
415th
Divisors
406th
Emirp Numbers
283rd
Emirp Numbers (Long)
135th
Evil Numbers
143rd
Evil Numbers (Long)
41st
Factorial Factorisation
13th15th
23rd
Farey Sequence
195th
Fibonacci
284th
57th194th
Fizz Buzz
67th31st413th
1st218th
Foo Fizz Buzz Bar
53rd16th114th
22nd136th
Fractions
21st16th
44th
Game of Life
17th12th
25th
Happy Numbers
445th
Happy Numbers (Long)
259th
Hexdump
15th5th
43rd
ISBN
136th
Leap Years
61st
39th96th
ln 2
169th
Look and Say
166th
Lucky Numbers
170th
Mahjong
44th6th
Niven Numbers
329th
Niven Numbers (Long)
164th
Number Spiral
171st
Odious Numbers
108th
Odious Numbers (Long)
89th
Ordinal Numbers
19th10th156th
4th
Pascal’s Triangle
282nd
Pernicious Numbers
114th
Pernicious Numbers (Long)
77th
Prime Numbers
38th22nd222nd49th50th59th
Prime Numbers (Long)
28th18th117th31st14th220th
Roman to Arabic
21st17th
23rd47th
ROT13
18th16th
112th
Seven Segment
140th
Spelling Numbers
9th6th
77th
Tongue-twisters
186th
Zodiac Signs
7th8th
12th
π
270th
τ
200th
φ
206th
√2
266th
𝑒
284th