12 Days of Christmas
27th99 Bottles of Beer
12thAbundant Numbers
31stbrainfuck
28thChristmas Trees
5thCubes
8thDiamonds
16thDivisors
73rdEmirp Numbers
16thEvil Numbers
24thFibonacci
635th
1stFizz Buzz
116thHappy Numbers
19thLeap Years
23rdMorse Encoder
8thNiven Numbers
34thOdious Numbers
23rdOrdinal Numbers
18thPascal’s Triangle
19thPernicious Numbers
26thPrime Numbers
33rdQuine
1stRock-paper-scissors-Spock-lizard
7thRule 110
10thSeven Segment
11thSierpiński Triangle
19thλ
11thπ
43rd
11thτ
9thφ
13th√2
9th𝑒
10th