12 Days of Christmas
329
99 Bottles of Beer
345
Abundant Numbers
538510
Abundant Numbers (Long)
561
Arabic to Roman
212
Arithmetic Numbers
607
Ascending Primes
319
Card Number Validation
266
Catalan Numbers
391
Catalan’s Constant
138
Christmas Trees
563
Collatz
605
Continued Fractions
296
Diamonds
221
Divisors
536811
Emirp Numbers
376
Emirp Numbers (Long)
422
Emojify
266
Evil Numbers
480713
Evil Numbers (Long)
482700
Fibonacci
376545
Fizz Buzz
861
Foo Fizz Buzz Bar
684
Fractions
431
Happy Numbers
337
Happy Numbers (Long)
421
Leyland Numbers
535
Morse Decoder
118
Niven Numbers
641
Niven Numbers (Long)
269700
Odious Numbers
537710
Odious Numbers (Long)
696
Ordinal Numbers
425
Prime Numbers
487516
Prime Numbers (Long)
548
Rock-paper-scissors-Spock-lizard
302
Spelling Numbers
208
Time Distance
210
Tongue-twisters
276
Vampire Numbers
337
π
339
τ
323
φ
681
√2
595
𝑒
345