12 Days of Christmas
29th
18th
39th
99 Bottles of Beer
31st
Abundant Numbers
6th
6th
Abundant Numbers (Long)
5th
1st
130th
Arithmetic Numbers
5th
7th
ASCII Table
12th
Christmas Trees
2nd
💎
96th
Collatz
5th
5th
180th
Diamonds
9th
5th
Divisors
5th1st33rd1st
406th
Emirp Numbers
59th
Emirp Numbers (Long)
33rd
Evil Numbers
5th
7th
143rd
Evil Numbers (Long)
2nd
1st
Fibonacci
9th3rd
1st1st1st67th
Fizz Buzz
77th1st
1st
220th
Foo Fizz Buzz Bar
3rd
2nd
136th
Gijswijt’s Sequence
11th
8th
Inventory Sequence
2nd7th
7th
17th
Kolakoski Sequence
15th
10th
Leap Years
9th
3rd
18th
Look and Say
8th
10th
Lucky Numbers
25th
Niven Numbers
9th1st
1st
51st
Odious Numbers
7th
27th
Odious Numbers (Long)
5th
21st
Ordinal Numbers
12th
9th
Pernicious Numbers
1st
29th
1st
Prime Numbers
11th13th
Prime Numbers (Long)
6th4th
62nd
Recamán
4th
1st
112th
Sierpiński Triangle
38th
Van Eck Sequence
15th
7th