99 Bottles of Beer
206
Abundant Numbers
669
Collatz
725
Cubes
33
Diamonds
97
Emirp Numbers
628
Evil Numbers
714
Fibonacci
756
602
Fizz Buzz
744354331271830822801
306
390
464
562942570971989788
492566554831831394876468872868576681
Foo Fizz Buzz Bar
442
Happy Numbers
396
ISBN
503
Kolakoski Constant
294
Leap Years
743
Leyland Numbers
67
Look and Say
732
Niven Numbers
626
Odious Numbers
739
Ordinal Numbers
739
Pangram Grep
837
Pernicious Numbers
711
Prime Numbers
595
Quine
64967
411234452418569
573517520825777544222869603877901418463600493604645629606
946165417858342679
186
Rijndael S-box
210
United States
104
448
λ
100
π
421
τ
258
φ
815
√2
812
𝑒
768