12 Days of Christmas
86th99 Bottles of Beer
51stAbundant Numbers
70thCollatz
30thDay of Week
82ndDivisors
82ndEmirp Numbers
41stEmirp Numbers (Long)
11thEmojify
19thEvil Numbers
63rdEvil Numbers (Long)
29thFibonacci
109thFizz Buzz
228thFoo Fizz Buzz Bar
62ndForsyth–Edwards Notation
9thFractions
21stHexdump
8thISBN
25thLeap Years
75thLeyland Numbers
24thLook and Say
20thMorse Decoder
19thMorse Encoder
18thNumber Spiral
15thOdious Numbers
47thOdious Numbers (Long)
25thOrdinal Numbers
39thPangram Grep
34thPascal’s Triangle
33rdPrime Numbers
81stPrime Numbers (Long)
18thRock-paper-scissors-Spock-lizard
19thSeven Segment
22ndSpelling Numbers
15thTongue-twisters
31stλ
14thπ
22nd