12 Days of Christmas
416
99 Bottles of Beer
454705
Abundant Numbers
727
627
718750
Abundant Numbers (Long)
734821
Arithmetic Numbers
770
Arrows
212
Catalan Numbers
711
Catalan’s Constant
63
Christmas Trees
909615
Collatz
853930
627656897822
847928
Day of Week
1,000
Diamonds
727
Divisors
834
755
855548819872
913961
Emirp Numbers
645882
Emirp Numbers (Long)
534
Evil Numbers
711619
751488717
518852
476
Evil Numbers (Long)
764
714
575830
Factorial Factorisation
75
Fibonacci
891942846
545
970576977956776925984597653
Fizz Buzz
768
806889
Foo Fizz Buzz Bar
819967
Fractions
689
527782
Happy Numbers
808
Happy Numbers (Long)
641
Hilbert Curve
75
Kolakoski Sequence
662910
Leap Years
628
743845
Levenshtein Distance
361
Leyland Numbers
744535
Morse Encoder
511
Niven Numbers
846893737
732576920792
851913
Niven Numbers (Long)
722
833879
Odious Numbers
717
788
713
494849
Odious Numbers (Long)
711
794
710
553827
Ordinal Numbers
878
Pangram Grep
648767
Pascal’s Triangle
853
Pernicious Numbers
654
418811
Prime Numbers
709
698
698
701852
Prime Numbers (Long)
724
Quine
607
654
945
Recamán
585636
Reverse Polish Notation
800
827
Seven Segment
427
Sierpiński Triangle
535
Van Eck Sequence
608
𝑒
58609777808697455442375470774436
3510365