12 Days of Christmas
727
99 Bottles of Beer
706
Abundant Numbers
813
724
Christmas Trees
645
CSS Colors
225
Diamonds
469
Divisors
821
Emirp Numbers
569669
Evil Numbers
527
521834631
Fibonacci
384806
932834
Fizz Buzz
611
987
926
Happy Numbers
694
Intersection
459
Leap Years
723
755612
Leyland Numbers
546
903
Look and Say
600
Niven Numbers
778
704871
Odious Numbers
527781664
Ordinal Numbers
837
Pangram Grep
740
677762
Pascal’s Triangle
964
Pernicious Numbers
683553
Prime Numbers
677987759
622838
Quine
986962943
945
Recamán
730
Rock-paper-scissors-Spock-lizard
672
Roman to Arabic
556
Rule 110
344
Vampire Numbers
638
π
521
404
τ
640
393
φ
463
694
√2
847
700
𝑒
500
347