12 Days of Christmas
380
24 Game
281
99 Bottles of Beer
414
Abundant Numbers
845571
766
Abundant Numbers (Long)
846
Arithmetic Numbers
765
Catalan Numbers
863
Christmas Trees
740
Collatz
770846
CSS Colors
99
Cubes
409
Diamonds
483
Divisors
766
947987
Emirp Numbers
254430
514
Emirp Numbers (Long)
504
Emojify
425
Evil Numbers
464
889
Evil Numbers (Long)
872
Factorial Factorisation
544
Farey Sequence
389
Fibonacci
700
805
947
Fizz Buzz
6101,000
898
Foo Fizz Buzz Bar
795
Fractions
602
Gijswijt’s Sequence
284
Happy Numbers
608
Happy Numbers (Long)
763
Inventory Sequence
823
Kolakoski Sequence
297
785728
Leap Years
843862
Leyland Numbers
838
ln 2
788
Look and Say
652
Lucky Numbers
618
675
Mandelbrot
571
Morse Decoder
263
Morse Encoder
270
N Queens
425
Niven Numbers
405
957
Niven Numbers (Long)
909
Odious Numbers
469
870
Odious Numbers (Long)
872
Ordinal Numbers
673
Pangram Grep
792
Pascal’s Triangle
862586
Pernicious Numbers
784
Pernicious Numbers (Long)
911
Prime Numbers
811423
930
Prime Numbers (Long)
978
Quine
969
Recamán
431
775
Reverse Polish Notation
872
Seven Segment
418
438
Sierpiński Triangle
425
524
Tic-tac-toe
419
Tongue-twisters
330
Trinomial Triangle
733
Vampire Numbers
106
629
Van Eck Sequence
757
π
78
𝑒
632