12 Days of Christmas
838
99 Bottles of Beer
730
Abundant Numbers
841
Abundant Numbers (Long)
904
Arabic to Roman
1,000
Arithmetic Numbers
489
Arrows
556
Ascending Primes
421
ASCII Table
478
Card Number Validation
516
Catalan Numbers
1,000
Catalan’s Constant
102
Christmas Trees
611
Collatz
903
Cubes
426
Day of Week
256
Diamonds
314
Divisors
817
Emirp Numbers
595
Emirp Numbers (Long)
717
326
Evil Numbers
1,000
Evil Numbers (Long)
1,000
Farey Sequence
343
Fibonacci
750
Fizz Buzz
802
1,000
967
Foo Fizz Buzz Bar
713
888
Fractions
866
Gijswijt’s Sequence
268
Happy Numbers
483
Happy Numbers (Long)
636
Intersection
560
Inventory Sequence
548
ISBN
809
Jacobi Symbol
632
Kolakoski Constant
124
Kolakoski Sequence
590
Leap Years
728
Levenshtein Distance
772
Leyland Numbers
549
Look and Say
638
Lucky Numbers
614
Morse Decoder
292
Morse Encoder
515
N Queens
670
Niven Numbers
600
Niven Numbers (Long)
804
Number Spiral
640
Odious Numbers
1,000
Odious Numbers (Long)
1,000
Ordinal Numbers
794
Pangram Grep
989
Pascal’s Triangle
345
Pernicious Numbers
463
Pernicious Numbers (Long)
523
Prime Numbers
632
Prime Numbers (Long)
629
Quine
1,0003739235003654797225566001,0007007969306941,0005846328931,000969436962682719
Recamán
782
Reverse Polish Notation
638
Roman to Arabic
727
Seven Segment
484
Sierpiński Triangle
594
Smith Numbers
830
Spelling Numbers
1,000
Star Wars Opening Crawl
280
Time Distance
738
Tongue-twisters
716
Transpose Sentence
385
United States
560
Van Eck Sequence
687
λ
233
π
146
τ
51
φ
52
√2
818
𝑒
40