12 Days of Christmas
336
99 Bottles of Beer
348
Abundant Numbers
521
Abundant Numbers (Long)
579
Arabic to Roman
217
Arithmetic Numbers
626
Ascending Primes
331
Card Number Validation
278
Catalan Numbers
404
Catalan’s Constant
142
Christmas Trees
574
Collatz
620
Diamonds
227
Divisors
831
Emirp Numbers
385
Emirp Numbers (Long)
438
Emojify
272
Evil Numbers
727
Evil Numbers (Long)
719
Fibonacci
507
Fizz Buzz
869
Foo Fizz Buzz Bar
695
Happy Numbers
345
Happy Numbers (Long)
436
Leyland Numbers
554
Morse Decoder
121
Niven Numbers
657
Niven Numbers (Long)
725
Odious Numbers
727
Odious Numbers (Long)
719
Ordinal Numbers
443
Prime Numbers
526
Prime Numbers (Long)
564
Rock-paper-scissors-Spock-lizard
307
Spelling Numbers
220
Time Distance
214
Vampire Numbers
348
π
347
τ
333
φ
703
√2
613
𝑒
356