12 Days of Christmas
546
99 Bottles of Beer
590
Abundant Numbers
841
Abundant Numbers (Long)
904
Arabic to Roman
1,000
Arithmetic Numbers
489
Arrows
507
Ascending Primes
421
ASCII Table
478
Card Number Validation
516
Catalan Numbers
1,000
Catalan’s Constant
102
Christmas Trees
611
Collatz
903
Cubes
373
Day of Week
256
Diamonds
314
Divisors
817
Emirp Numbers
481
Emirp Numbers (Long)
717
326
Evil Numbers
1,000
Evil Numbers (Long)
1,000
Farey Sequence
343
Fibonacci
750
Fizz Buzz
802
1,000
883
Foo Fizz Buzz Bar
713
888
Fractions
866
Gijswijt’s Sequence
220
Happy Numbers
436
Happy Numbers (Long)
636
Intersection
560
Inventory Sequence
548
ISBN
809
Jacobi Symbol
583
Kolakoski Constant
124
Kolakoski Sequence
590
Leap Years
728
Levenshtein Distance
616
Leyland Numbers
549
Look and Say
638
Lucky Numbers
614
Morse Decoder
280
Morse Encoder
474
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
1,0003739234873654627225566001,0007007969306941,0005846328931,000969436962682719
Recamán
782
Reverse Polish Notation
638
Roman to Arabic
727
Seven Segment
484
Sierpiński Triangle
580
Smith Numbers
726
Spelling Numbers
1,000
Star Wars Opening Crawl
193
Time Distance
539
Tongue-twisters
520
Transpose Sentence
385
United States
560
Van Eck Sequence
687
λ
180
π
146
τ
51
φ
52
√2
818
𝑒
40