12 Days of Christmas
351
99 Bottles of Beer
370
Abundant Numbers
678
545
Abundant Numbers (Long)
745
Arabic to Roman
410
Arithmetic Numbers
732
Arrows
478
ASCII Table
559
brainfuck
328
Catalan Numbers
535
Catalan’s Constant
362
Christmas Trees
648
Collatz
707
CSS Colors
79
Cubes
473
Day of Week
579
Diamonds
457
Divisors
541768666612611844330827
Emirp Numbers
462
Emirp Numbers (Long)
519
Emojify
268
Evil Numbers
556801
Evil Numbers (Long)
584784
Fibonacci
513866
Fizz Buzz
616891
Foo Fizz Buzz Bar
614783
Forsyth–Edwards Notation
487
Fractions
456
Happy Numbers
554
Happy Numbers (Long)
872
Intersection
580
Inventory Sequence
714
ISBN
560
Kolakoski Sequence
769
Leap Years
770
Levenshtein Distance
457
Leyland Numbers
816
Look and Say
548
Lucky Numbers
428
Medal Tally
445
Morse Encoder
299
Niven Numbers
677919
Niven Numbers (Long)
711855
Odious Numbers
540784
Odious Numbers (Long)
538767
Ordinal Numbers
670
Pangram Grep
470772
Pascal’s Triangle
478
Pernicious Numbers
415686
Pernicious Numbers (Long)
515730
Prime Numbers
727
Quine
946
Recamán
758
Reverse Polish Notation
582
Rijndael S-box
146
Rock-paper-scissors-Spock-lizard
353
Roman to Arabic
433
Rule 110
439
Seven Segment
361
Sierpiński Triangle
569
Smith Numbers
470
Spelling Numbers
237
Star Wars Opening Crawl
322
Time Distance
342
Tongue-twisters
373
United States
115
Vampire Numbers
584
Van Eck Sequence
732
π
297
φ
574
√2
544
𝑒
418