12 Days of Christmas
215th
24th128th
99 Bottles of Beer
148th
6th91st35th55th
Abundant Numbers
30th67th45th27th234th
107th
Abundant Numbers (Long)
72nd37th21st334th
66th
Alphabetic Numbers
17th
4th
Arabic to Roman
46th
11th200th
25th
Arithmetic Numbers
36th
11th160th
29th
Ascending Primes
32nd
8th109th
24th
ASCII Table
82nd
8th
brainfuck
97th
10th178th
Catalan Numbers
52nd
17th107th
46th
Catalan’s Constant
23rd
8th20th
19th
Chess Move Validation
19th
6th52nd
17th
Collatz
66th
18th271st
49th
Continued Fractions
10th
8th75th
22nd
Diamonds
49th
9th226th
38th
Divisors
303rd
27th130th
52nd
Emirp Numbers
577th
Emirp Numbers (Long)
275th
Evil Numbers
87th
26th160th
Evil Numbers (Long)
52nd
27th48th
Factorial Factorisation
27th
6th
46th
Farey Sequence
26th
17th74th
30th
Fibonacci
465th
8th214th108th132nd
Fizz Buzz
431st
9th240th
156th
Foo Fizz Buzz Bar
66th
14th150th
41st
Game of Life
10th176th
Gijswijt’s Sequence
13th
7th58th
15th
Happy Numbers
18th
10th271st
62nd
Happy Numbers (Long)
12th
16th178th
46th
Hexdump
12th133rd
Inventory Sequence
32nd
13th30th
27th
Kaprekar Numbers
17th
10th35th
14th
Kolakoski Constant
42nd
8th114th
29th
Kolakoski Sequence
82nd
11th126th
30th
Leap Years
77th
17th105th
45th
Leyland Numbers
42nd
12th97th
37th
ln 2
1st
Look and Say
49th
20th
47th
Lucky Numbers
23rd
10th68th
26th
Lucky Tickets
24th
9th71st
19th
Mahjong
16th
5th56th
Morse Decoder
28th
4th99th
25th
Morse Encoder
44th
6th93rd
21st
Niven Numbers
177th
36th341st
Niven Numbers (Long)
22nd
19th174th
Odious Numbers
83rd
26th120th
144th
Odious Numbers (Long)
49th
17th101st
Ordinal Numbers
1st
5th426th
41st23rd
Partition Numbers
31st
14th70th
24th
Pascal’s Triangle
115th
22nd260th
60th
Pernicious Numbers
210th
Pernicious Numbers (Long)
163rd
Prime Numbers
61st
38th186th
30th
Prime Numbers (Long)
32nd
25th68th
1st
Recamán
34th
9th86th
28th
Roman to Arabic
20th
51st
Sierpiński Triangle
71st
15th125th
29th
Smith Numbers
27th
7th77th
41st
Snake
6th
Taxicab Numbers
14th
5th8th
23rd
Tower of Hanoi
34th
17th106th
Trinomial Triangle
33rd
9th116th
23rd
Ulam Sequence
23rd
7th
United States
25th
7th
25th
Zeckendorf Representation
9th
γ
17th
2nd36th
10th
λ
4th
18th
π
28th
150th
6th231st11th42nd
τ
6th
11th
φ
1st
√2
64th
1st140th
26th
𝑒
6th