12 Days of Christmas
99 Bottles of Beer
Abundant Numbers
792
Abundant Numbers (Long)
787
Arabic to Roman
Arrows
ASCII Table
781
brainfuck
702
Catalan Numbers
414
Catalan’s Constant
178
Christmas Trees
Collatz
834
CSS Colors
502
Cubes
Day of Week
Diamonds
401
Divisors
797
Emirp Numbers
544
Emirp Numbers (Long)
511
Emojify
Evil Numbers
612
Evil Numbers (Long)
651
Fibonacci
644
Fizz Buzz
Foo Fizz Buzz Bar
Fractions
466
Happy Numbers
664
Happy Numbers (Long)
Hexdump
550
Intersection
Inventory Sequence
ISBN
Jacobi Symbol
422
Kolakoski Constant
533
Kolakoski Sequence
514
Leap Years
820
Levenshtein Distance
840
Leyland Numbers
780
Look and Say
719
Lucky Numbers
448
Lucky Tickets
463
Medal Tally
607
Morse Decoder
Morse Encoder
Musical Chords
Niven Numbers
935
Niven Numbers (Long)
873
Number Spiral
651
Odious Numbers
638
Odious Numbers (Long)
633
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
712
Pernicious Numbers
487
Pernicious Numbers (Long)
487
Poker
Prime Numbers
658
Prime Numbers (Long)
663
Proximity Grid
QR Decoder
424
Quine
628
Recamán
432
Reverse Polish Notation
588
Rock-paper-scissors-Spock-lizard
Roman to Arabic
Rule 110
Seven Segment
532
Sierpiński Triangle
480
Smith Numbers
455
Spelling Numbers
Star Wars Opening Crawl
Sudoku
Sudoku (Fill-in)
491
Ten-pin Bowling
Time Distance
Tongue-twisters
United States
Vampire Numbers
Van Eck Sequence
541
Zodiac Signs
λ
834
π
431
τ
419
φ
378
√2
395
𝑒
463