Abundant Numbers
657707
Arabic to Roman
429
ASCII Table
426
Catalan Numbers
245
Christmas Trees
608689
Collatz
705
Cubes
376434
Diamonds
384377
Divisors
824914
Emirp Numbers
405
Evil Numbers
726774
Fibonacci
656746
Fizz Buzz
334
700613
Foo Fizz Buzz Bar
559634
Fractions
533
Happy Numbers
418
Happy Numbers (Long)
526
Intersection
501
ISBN
540
Jacobi Symbol
401
Kolakoski Sequence
477
Leap Years
660770
Leyland Numbers
689
Look and Say
481
Lucky Numbers
463
Lucky Tickets
217
Morse Decoder
248
Morse Encoder
232
Niven Numbers
728516
Number Spiral
324
Odious Numbers
737795
Odious Numbers (Long)
735
Ordinal Numbers
518
Pangram Grep
616
Pascal’s Triangle
454
Pernicious Numbers
371
Poker
234
Prime Numbers
577624
Prime Numbers (Long)
611660
Recamán
518
Rock-paper-scissors-Spock-lizard
319
Roman to Arabic
302
Rule 110
344
Sierpiński Triangle
490285
Smith Numbers
389
Sudoku
192
Sudoku (Fill-in)
147
Vampire Numbers
514
Van Eck Sequence
486
λ
268267
π
333
τ
337
φ
458
√2
437
𝑒
379