Abundant Numbers
688746
Arabic to Roman
604
ASCII Table
540
Catalan Numbers
246
Christmas Trees
702699
Collatz
783
Cubes
556417
Diamonds
463393
Divisors
891924
Emirp Numbers
494
Evil Numbers
728777
Fibonacci
658748
Fizz Buzz
341
768618
Foo Fizz Buzz Bar
706637
Fractions
627
Happy Numbers
542
Happy Numbers (Long)
624
Intersection
687
ISBN
696
Jacobi Symbol
570
Kolakoski Sequence
488
Leap Years
662776
Leyland Numbers
816
Look and Say
595
Lucky Numbers
486
Lucky Tickets
288
Morse Decoder
362
Morse Encoder
340
Niven Numbers
734526
Number Spiral
400
Odious Numbers
740801
Odious Numbers (Long)
739
Ordinal Numbers
640
Pangram Grep
731
Pascal’s Triangle
492
Pernicious Numbers
373
Poker
458
Prime Numbers
577625
Prime Numbers (Long)
612664
Recamán
579
Rock-paper-scissors-Spock-lizard
530
Roman to Arabic
401
Rule 110
408
Sierpiński Triangle
513304
Smith Numbers
531
Sudoku
313
Sudoku (Fill-in)
226
Vampire Numbers
705
Van Eck Sequence
516
λ
393440
π
374
τ
379
φ
470
√2
441
𝑒
382