12 Days of Christmas
805
99 Bottles of Beer
822
856
Arabic to Roman
613
450
Christmas Trees
813573
807
Divisors
807759
803
Emirp Numbers
741595
860
Evil Numbers
534612
676
Fibonacci
483
683782
744
Fizz Buzz
947
960924
Happy Numbers
556679
672
Morse Decoder
396
Morse Encoder
378
514
Niven Numbers
944
Odious Numbers
563639
698
Pangram Grep
728
858
Pascal’s Triangle
758
Pernicious Numbers
566
Prime Numbers
744421761716623844
Quine
958
643766
400
Roman to Arabic
409
445
Seven Segment
608
559
Sierpiński Triangle
449
359
Spelling Numbers
491
π
251209570
τ
27153
69
φ
30111
40
𝑒
47108
48