Abundant Numbers
392
Divisors
858
Emirp Numbers
302
Evil Numbers
385
Fibonacci
287
Fizz Buzz
609179862
Happy Numbers
141
Leap Years
482
Niven Numbers
330
Odious Numbers
363
Pascal’s Triangle
203
Pernicious Numbers
274
Prime Numbers
364
Quine
947858
Sierpiński Triangle
156
λ
97
π
56
τ
56
φ
50
√2
47
𝑒
46