12 Days of Christmas
421
99 Bottles of Beer
462711
Abundant Numbers
760
655
760766
Abundant Numbers (Long)
918846
Arithmetic Numbers
795
Arrows
219
Catalan Numbers
733
Catalan’s Constant
68
Christmas Trees
961628
Collatz
889988
647992948885
904950
Day of Week
1,000
Diamonds
747
Divisors
870
786
923853845932
9701,000
Emirp Numbers
679902
Emirp Numbers (Long)
553
Evil Numbers
758654
778857740
543870
514
Evil Numbers (Long)
800
750
617854
Factorial Factorisation
78
Fibonacci
918981896
575
1,0009891,0001,0008109641,000636676
847
Fizz Buzz
784
824898
Foo Fizz Buzz Bar
861985
Fractions
724
575805
Happy Numbers
828
Happy Numbers (Long)
663
Hilbert Curve
87
Kolakoski Sequence
722944
Leap Years
645
765860
Levenshtein Distance
374
Leyland Numbers
811554
Niven Numbers
891951791
773990955852
903936
Niven Numbers (Long)
769
905909
Odious Numbers
769
824
740
522870
Odious Numbers (Long)
773
833
750
596854
Ordinal Numbers
917
Pangram Grep
698792
Pascal’s Triangle
877
Pernicious Numbers
682
440833
Prime Numbers
739
727
720
737870
Prime Numbers (Long)
746
Quine
615
692
969
Recamán
629655
Reverse Polish Notation
800
868
Seven Segment
445
Sierpiński Triangle
551
Van Eck Sequence
631
𝑒
6464108898593106505945395880874740
4010670