Abundant Numbers
620614608518
661
Arrows
424
Collatz
696
695
CSS Colors
187
Emirp Numbers
361
Evil Numbers
786
Fibonacci
935
Fizz Buzz
753
668
977521
Foo Fizz Buzz Bar
736
986
Fractions
731
Happy Numbers
498
Happy Numbers (Long)
496
ISBN
563
Niven Numbers
550
773
Odious Numbers
784
Ordinal Numbers
709
Pangram Grep
816
Pernicious Numbers
362
Prime Numbers
457
Prime Numbers (Long)
343
Quine
439674947
Recamán
466
Smith Numbers
537
Tongue-twisters
586
748
United States
171
√2
678
𝑒
671