12 Days of Christmas
88799 Bottles of Beer
601
843Abundant Numbers
851
891
711Abundant Numbers (Long)
935Arithmetic Numbers
927Ascending Primes
838ASCII Table
780Catalan Numbers
941Christmas Trees
825Collatz
961Day of Week
1,000Divisors
875
932Emirp Numbers
854Emojify
868Evil Numbers
879
881
929Evil Numbers (Long)
853Farey Sequence
1,000Fibonacci
962Foo Fizz Buzz Bar
985Fractions
1,000Happy Numbers
800
667Happy Numbers (Long)
860Hexdump
667Inventory Sequence
844ISBN
701Kolakoski Constant
810Kolakoski Sequence
865Leap Years
865
976
943Leyland Numbers
724
863Look and Say
946Medal Tally
609Musical Chords
549Niven Numbers
1,000
784Niven Numbers (Long)
1,000Number Spiral
728Odious Numbers
884
897Odious Numbers (Long)
853Ordinal Numbers
971
958Pangram Grep
951Pascal’s Triangle
743
930Pernicious Numbers
708
848Pernicious Numbers (Long)
932Prime Numbers
900
871Prime Numbers (Long)
1,000Quine
1,000Recamán
933Reverse Polish Notation
759Rule 110
691Seven Segment
523Sierpiński Triangle
566
807Smith Numbers
717Spelling Numbers
989
597
828Tongue-twisters
486United States
805
651Van Eck Sequence
935
1,000π
857τ
808φ
761√2
897𝑒
951