12 Days of Christmas
13th23rd
180th65th127th17th45th25th9th13th65th52nd15th124th365th36th
56th30th21st41st58th20th6th1,039th34th99th95th16th49th21st11th
99 Bottles of Beer
48th6th
Abundant Numbers
65th
17th11th505th
86th
Abundant Numbers (Long)
9th6th
Arithmetic Numbers
26th
102nd
2nd5th325th
ASCII Table
30th8th387th
brainfuck
10th
Catalan Numbers
13th317th
Catalan’s Constant
7th
Collatz
16th
CSS Colors
17th6th
Cubes
26th
Day of Week
43rd
1st3rd
Diamonds
52nd
Divisors
17th
967th
Emirp Numbers
22nd14th
Emirp Numbers (Long)
9th5th
Emojify
18th
Evil Numbers
42nd
22nd14th
Evil Numbers (Long)
64th
20th1st
Factorial Factorisation
13th5th
Farey Sequence
4th7th
Fibonacci
46th18th193rd
81st
Fizz Buzz
76th
Happy Numbers
19th
Happy Numbers (Long)
25th
Intersection
10th
Kolakoski Constant
14th8th
Leap Years
148th
1st16th
Leyland Numbers
22nd
13th7th152nd
ln 2
14th7th
Look and Say
13th10th340th
N Queens
7th6th
Niven Numbers
24th
28th16th
Niven Numbers (Long)
9th13th
Odious Numbers
73rd
29th1st292nd
10th
Odious Numbers (Long)
59th
22nd1st
Ordinal Numbers
12th
Pangram Grep
485th
Pernicious Numbers
43rd
36th16th336th
Prime Numbers
1st
27th22nd
Prime Numbers (Long)
1st
Recamán
30th
16th7th283rd
Reverse Polish Notation
9th
Seven Segment
15th
263rd
Smith Numbers
7th
Spelling Numbers
5th
Tongue-twisters
8th20th
United States
4th
Vampire Numbers
10th
6th6th129th
γ
9th4th
λ
14th5th
π
16th8th
τ
16th
φ
15th14th348th
√2
18th11th108th
47th
𝑒
31st
15th12th