12 Days of Christmas
416
99 Bottles of Beer
454705
Abundant Numbers
732
655
730753
Abundant Numbers (Long)
863826
Arithmetic Numbers
777
Arrows
214
Catalan Numbers
714
Catalan’s Constant
63
Christmas Trees
923618
Collatz
858935
647659919828
858932
Day of Week
1,000
Diamonds
732
Divisors
842
764
906554827884
942985
Emirp Numbers
659886
Emirp Numbers (Long)
538
Evil Numbers
713621
767489719
522854
477
Evil Numbers (Long)
789
720
585834
Factorial Factorisation
76
Fibonacci
895946861
555
1,000579981961782934987606659
Fizz Buzz
784
812891
Foo Fizz Buzz Bar
827971
Fractions
690
529782
Happy Numbers
812
Happy Numbers (Long)
645
Hilbert Curve
79
Kolakoski Sequence
670913
Leap Years
645
753847
Levenshtein Distance
364
Leyland Numbers
762540
Morse Encoder
521
Niven Numbers
855902744
773582929805
874919
Niven Numbers (Long)
769
861887
Odious Numbers
721
817
718
503852
Odious Numbers (Long)
717
827
717
565832
Ordinal Numbers
880
Pangram Grep
665772
Pascal’s Triangle
856
Pernicious Numbers
682
428815
Prime Numbers
710
705
700
705853
Prime Numbers (Long)
726
Quine
615
656
947
Recamán
602641
Reverse Polish Notation
800
826
Seven Segment
430
Sierpiński Triangle
540
Van Eck Sequence
610
𝑒
59609878808697465543375474794437
3810366