99 Bottles of Beer
Abundant Numbers
697
Arabic to Roman
Christmas Trees
656
Divisors
796763
Emirp Numbers
537883
Evil Numbers
817
Fibonacci
836
Fizz Buzz
623757
Happy Numbers
599808
Leap Years
859845
Levenshtein Distance
889
Morse Decoder
Morse Encoder
426
Niven Numbers
912
Odious Numbers
739
Ordinal Numbers
Pangram Grep
Pascal’s Triangle
584
Pernicious Numbers
681
Prime Numbers
768
Quine
962412479943466495
654462599430625769945413854
Roman to Arabic
633
Seven Segment
721
Sierpiński Triangle
Spelling Numbers
Vampire Numbers
109
λ
206
π
707
τ
72
φ
71
√2
72
𝑒
60