12 Days of Christmas
387
99 Bottles of Beer
397
Abundant Numbers
923713738
Abundant Numbers (Long)
908734808
Arabic to Roman
856
398
Arithmetic Numbers
544
580731
706
Arrows
577
Ascending Primes
362
ASCII Table
128
483
brainfuck
421331
Card Number Validation
490
Catalan Numbers
742776888
Catalan’s Constant
471
Christmas Trees
128
668622
Collatz
827777753896
CSS Colors
104
Cubes
409
Day of Week
529
Diamonds
387
Divisors
645
826698837
Emirp Numbers
475
476
Emirp Numbers (Long)
569
Emojify
448
Evil Numbers
593618784
Evil Numbers (Long)
613620767544
Factorial Factorisation
410
Farey Sequence
426
Fibonacci
486805
716769701518587750844745
Fizz Buzz
454
700691729640
Foo Fizz Buzz Bar
419
657644
Forsyth–Edwards Notation
469
Fractions
515
Game of Life
224
Gijswijt’s Sequence
374
Happy Numbers
527
Happy Numbers (Long)
654
Hexdump
378
Intersection
539
Inventory Sequence
526
ISBN
104
692
532
Jacobi Symbol
491
Kolakoski Constant
475
Kolakoski Sequence
590822
Leap Years
800887828
Leyland Numbers
859
788749
ln 2
798
748
Look and Say
421
Lucky Numbers
492
Mandelbrot
547
Maze
279
Medal Tally
253
Morse Decoder
253
Morse Encoder
292
N Queens
397
Niven Numbers
715723780
Niven Numbers (Long)
804815848
Number Spiral
279
Odious Numbers
589615781
Odious Numbers (Long)
615615763543
Ordinal Numbers
546
598
Pangram Grep
535687
Pascal’s Triangle
643
657
Pernicious Numbers
440708
Pernicious Numbers (Long)
508743
Poker
203
Prime Numbers
435
587
424739537594667
Prime Numbers (Long)
621
466829558602674
Proximity Grid
237
Recamán
657774
Repeating Decimals
361
Reverse Polish Notation
553
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
494
514
Smith Numbers
469
Spelling Numbers
258
Star Wars Opening Crawl
272
Sudoku
143
Time Distance
388
Tongue-twisters
332
United States
281
Vampire Numbers
394
Van Eck Sequence
537
Zeckendorf Representation
415
Zodiac Signs
288
π
502
τ
498
φ
840
√2
711
𝑒
675