12 Days of Christmas
888
99 Bottles of Beer
731
Abundant Numbers
857
Abundant Numbers (Long)
857
Arabic to Roman
621
Arithmetic Numbers
709
Arrows
607
Ascending Primes
553
ASCII Table
434
Billiards
392
Card Number Validation
522
Catalan Numbers
50
Catalan’s Constant
105
Christmas Trees
512
Collatz
892
Cubes
600
Day of Week
762
Diamonds
422
Divisors
875
Emirp Numbers
438
Emirp Numbers (Long)
613
Emojify
594
Evil Numbers
493
Evil Numbers (Long)
545
Factorial Factorisation
105
Farey Sequence
551
Fibonacci
717456
Fizz Buzz
933615490488559626477564539358576649644911
Foo Fizz Buzz Bar
903
Fractions
682
Happy Numbers
645
Happy Numbers (Long)
624
Intersection
602
ISBN
463
Jacobi Symbol
609
Kolakoski Constant
98
Leap Years
849
Lucky Numbers
385
Morse Decoder
132
Morse Encoder
175
Niven Numbers
592
Niven Numbers (Long)
667
Number Spiral
476
Odious Numbers
515
Odious Numbers (Long)
522
Ordinal Numbers
584
PalindromemordnilaP
543
Pangram Grep
804
Pascal’s Triangle
797
Pernicious Numbers
296
Pernicious Numbers (Long)
375
Prime Numbers
736
Prime Numbers (Long)
833
Quine
800
Recamán
644
Rijndael S-box
394
Roman to Arabic
473
Rule 110
435
Seven Segment
731
Sierpiński Triangle
604
Spelling Numbers
756
Ten-pin Bowling
782
Tongue-twisters
804
Transpose Sentence
475
United States
201
Vampire Numbers
149
π
93
τ