12 Days of Christmas
797
99 Bottles of Beer
716
Abundant Numbers
780
Abundant Numbers (Long)
909
Arithmetic Numbers
850
Catalan Numbers
969
Christmas Trees
767
Collatz
702
573892800
Day of Week
899
Diamonds
620
Divisors
979
Emirp Numbers
600
Emirp Numbers (Long)
657
Evil Numbers
891
Evil Numbers (Long)
866
Fibonacci
701
958
697
Fizz Buzz
973
Foo Fizz Buzz Bar
981
Fractions
787
Gijswijt’s Sequence
508
Happy Numbers
805
Happy Numbers (Long)
763
Intersection
799
Inventory Sequence
863
ISBN
805
Kolakoski Sequence
835
Leap Years
899
588
Levenshtein Distance
499
Leyland Numbers
774
603
ln 2
774
Look and Say
515
Lucky Numbers
504
Lucky Tickets
600
Medal Tally
637707
Niven Numbers
933
Niven Numbers (Long)
895
Number Spiral
411
Odious Numbers
831
Odious Numbers (Long)
827
Ordinal Numbers
854
Pangram Grep
905
Pascal’s Triangle
783
Pernicious Numbers
828
Pernicious Numbers (Long)
849
Prime Numbers
800
Prime Numbers (Long)
701
Recamán
833
Reverse Polish Notation
1,000
Seven Segment
404
Smith Numbers
622
Sudoku (Fill-in)
571
Tongue-twisters
641
United States
155
Van Eck Sequence
739
Zodiac Signs
532
𝑒
656