12 Days of Christmas
28th
15th31st
99 Bottles of Beer
53rd
Abundant Numbers
4th
4th
Abundant Numbers (Long)
5th
2nd
Arithmetic Numbers
5th
ASCII Table
16th
Christmas Trees
2nd
💎
Collatz
7th
5th
Diamonds
8th
5th
Divisors
5th1st31st2nd
Emirp Numbers
54th
Emirp Numbers (Long)
29th
Evil Numbers
21st
13th
Evil Numbers (Long)
16th
9th
Fibonacci
9th8th
1st54th
Fizz Buzz
75th1st
1st
Foo Fizz Buzz Bar
2nd
2nd
Gijswijt’s Sequence
11th
7th
Inventory Sequence
2nd7th
5th11th
Kolakoski Sequence
11th
10th
Leap Years
46th
24th
Look and Say
11th
11th
Lucky Numbers
22nd
Niven Numbers
8th17th
12th
Odious Numbers
20th
24th
Odious Numbers (Long)
18th
20th
Ordinal Numbers
13th
8th
Prime Numbers
11th16th
3rd
Prime Numbers (Long)
7th1st1st
Recamán
3rd
1st
Van Eck Sequence
16th
6th