12 Days of Christmas
381
99 Bottles of Beer
397
Abundant Numbers
923713738
Abundant Numbers (Long)
908735808
Arabic to Roman
852
398
Arithmetic Numbers
544
582733
707
Arrows
574
Ascending Primes
361
ASCII Table
128
484
brainfuck
421331
Card Number Validation
490
Catalan Numbers
742777888
Catalan’s Constant
470
Christmas Trees
128
667622
Collatz
827777753896
CSS Colors
104
Cubes
407
Day of Week
529
Diamonds
387
Divisors
646
826698837
Emirp Numbers
474
476
Emirp Numbers (Long)
567
Emojify
447
Evil Numbers
593618784
Evil Numbers (Long)
612619767544
Factorial Factorisation
410
Farey Sequence
427
Fibonacci
486807
716758701519588750844746
Fizz Buzz
453
700690729639
Foo Fizz Buzz Bar
414
654642
Forsyth–Edwards Notation
469
Fractions
515
Game of Life
221
Gijswijt’s Sequence
373
Happy Numbers
527
Happy Numbers (Long)
655
Hexdump
378
Intersection
540
Inventory Sequence
526
ISBN
104
692
532
Jacobi Symbol
474
Kolakoski Constant
474
Kolakoski Sequence
588819
Leap Years
800887828
Leyland Numbers
860
789750
ln 2
798
748
Look and Say
421
Lucky Numbers
491
Mandelbrot
546
Maze
275
Medal Tally
252
Morse Decoder
252
Morse Encoder
291
N Queens
394
Niven Numbers
715723781
Niven Numbers (Long)
805816848
Number Spiral
280
Odious Numbers
589615781
Odious Numbers (Long)
616616764544
Ordinal Numbers
544
597
Pangram Grep
536687
Pascal’s Triangle
644
657
Pernicious Numbers
440708
Pernicious Numbers (Long)
508744
Poker
203
Prime Numbers
436
588
424740537594668
Prime Numbers (Long)
622
467830559602675
Proximity Grid
235
Recamán
658774
Repeating Decimals
361
Reverse Polish Notation
554
Rijndael S-box
316
Rock-paper-scissors-Spock-lizard
426
Roman to Arabic
357
ROT13
819
Rule 110
402
Seven Segment
427
SI Units
147
Sierpiński Triangle
460
513
Smith Numbers
467
Spelling Numbers
258
Star Wars Opening Crawl
272
Sudoku
143
Time Distance
388
Tongue-twisters
331
United States
280
Vampire Numbers
391
Van Eck Sequence
537
Zeckendorf Representation
415
Zodiac Signs
288
π
502
τ
498
φ
841
√2
711
𝑒
675