99 Bottles of Beer
90th
Abundant Numbers
51st
Abundant Numbers (Long)
28th
Arithmetic Numbers
79th
Ascending Primes
34th
ASCII Table
168th
Catalan Numbers
1st
Christmas Trees
116th
Collatz
136th
Cubes
45th
Day of Week
278th
Diamonds
61st
Divisors
1st
Emirp Numbers
216th
Emirp Numbers (Long)
89th
Evil Numbers
130th
Evil Numbers (Long)
35th
Factorial Factorisation
109th
Farey Sequence
86th
Fibonacci
181st
Fizz Buzz
54th
Foo Fizz Buzz Bar
1st
Forsyth–Edwards Notation
128th
Fractions
151st
Gijswijt’s Sequence
61st
Happy Numbers
195th
Happy Numbers (Long)
105th
Intersection
49th
Inventory Sequence
76th
ISBN
178th
Jacobi Symbol
36th
Kolakoski Constant
54th
Kolakoski Sequence
156th
Leap Years
216th
Levenshtein Distance
54th
Leyland Numbers
7th
ln 2
142nd
Look and Say
151st
Lucky Numbers
87th
Medal Tally
63rd
Niven Numbers
356th
Niven Numbers (Long)
179th
Number Spiral
72nd
Odious Numbers
250th
Odious Numbers (Long)
196th
Ordinal Numbers
4th
Pangram Grep
174th
Pascal’s Triangle
74th
Pernicious Numbers
154th
Pernicious Numbers (Long)
87th
Prime Numbers
150th
Prime Numbers (Long)
49th
Quine
70th
Recamán
88th
Repeating Decimals
45th
Reverse Polish Notation
180th
Rijndael S-box
72nd
Rock-paper-scissors-Spock-lizard
120th
Roman to Arabic
246th
Rule 110
106th
Seven Segment
48th
Sierpiński Triangle
62nd
Smith Numbers
83rd
Transpose Sentence
184th
Van Eck Sequence
93rd
π
239th
φ
263rd
√2
219th
𝑒
147th