12 Days of Christmas
394
99 Bottles of Beer
418
Christmas Trees
474
Diamonds
409
Divisors
675
Emirp Numbers
433
Evil Numbers
482
Fibonacci
947
Fizz Buzz
898
Happy Numbers
356
Leap Years
652
Morse Decoder
332
Niven Numbers
721
Odious Numbers
588
Pangram Grep
701
Pascal’s Triangle
625
Pernicious Numbers
381
Prime Numbers
635
Quine
969
π
389
τ
387
φ
732
𝑒
716