12 Days of Christmas
33rd
20th
38th
99 Bottles of Beer
35th
Abundant Numbers
7th
8th
Abundant Numbers (Long)
5th
4th
138th
Arithmetic Numbers
5th
8th
ASCII Table
13th
Christmas Trees
2nd
💎
103rd
Collatz
6th
6th
195th
Diamonds
8th
6th
Divisors
5th1st35th1st
420th
Emirp Numbers
65th
Emirp Numbers (Long)
36th
Evil Numbers
5th
7th
161st
Evil Numbers (Long)
2nd
1st
Fibonacci
10th4th
2nd1st1st74th
Fizz Buzz
78th1st
1st
240th
Foo Fizz Buzz Bar
2nd
2nd
150th
Gijswijt’s Sequence
12th
8th
Inventory Sequence
2nd7th
9th
18th
Kolakoski Sequence
16th
12th
Leap Years
8th
5th
22nd
Look and Say
9th
12th
Lucky Numbers
27th
Niven Numbers
9th1st
1st
55th
Odious Numbers
7th
30th
Odious Numbers (Long)
6th
24th
Ordinal Numbers
12th
9th
Pernicious Numbers
1st
36th
1st
Prime Numbers
11th13th
Prime Numbers (Long)
6th5th
68th
Recamán
4th
1st
123rd
Sierpiński Triangle
38th
Van Eck Sequence
16th
9th