99 Bottles of Beer
90th
Abundant Numbers
51st
Abundant Numbers (Long)
28th
Arithmetic Numbers
79th
Ascending Primes
34th
ASCII Table
166th
Catalan Numbers
1st
Christmas Trees
114th
Collatz
134th
Cubes
45th
Day of Week
275th
Diamonds
60th
Divisors
1st
Emirp Numbers
215th
Emirp Numbers (Long)
87th
Evil Numbers
128th
Evil Numbers (Long)
35th
Factorial Factorisation
107th
Farey Sequence
85th
Fibonacci
178th
Fizz Buzz
54th
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
126th
Fractions
149th
Gijswijt’s Sequence
61st
Happy Numbers
194th
Happy Numbers (Long)
105th
Intersection
48th
Inventory Sequence
74th
ISBN
176th
Jacobi Symbol
36th
Kolakoski Constant
52nd
Kolakoski Sequence
155th
Leap Years
213th
Levenshtein Distance
45th
Leyland Numbers
7th
ln 2
142nd
Look and Say
151st
Lucky Numbers
86th
Medal Tally
63rd
Niven Numbers
354th
Niven Numbers (Long)
177th
Number Spiral
72nd
Odious Numbers
246th
Odious Numbers (Long)
191st
Ordinal Numbers
4th
Pangram Grep
172nd
Pascal’s Triangle
74th
Pernicious Numbers
154th
Pernicious Numbers (Long)
87th
Prime Numbers
148th
Prime Numbers (Long)
49th
Quine
67th
Recamán
88th
Repeating Decimals
44th
Reverse Polish Notation
178th
Rijndael S-box
70th
Rock-paper-scissors-Spock-lizard
119th
Roman to Arabic
245th
Rule 110
106th
Seven Segment
47th
Sierpiński Triangle
59th
Smith Numbers
81st
Transpose Sentence
181st
Van Eck Sequence
92nd
π
239th
φ
257th
√2
214th
𝑒
142nd