99 Bottles of Beer
206
Abundant Numbers
669
Collatz
726
Cubes
33
Diamonds
97
Emirp Numbers
628
Evil Numbers
714
Fibonacci
757
602
Fizz Buzz
744354331271830822793
306
390
464
562943571684989788
493566555831831394877469872868576681
Foo Fizz Buzz Bar
443
Happy Numbers
396
ISBN
503
Kolakoski Constant
295
Leap Years
743
Leyland Numbers
67
Look and Say
733
Niven Numbers
626
Odious Numbers
740
Ordinal Numbers
728
Pangram Grep
837
Pernicious Numbers
711
Prime Numbers
595
Quine
64968
412234453419570
573517522829778544138871603879577418464600494605646629606
947165417858342679
186
Rijndael S-box
206
United States
104
448
λ
100
π
421
τ
258
φ
816
√2
812
𝑒
768