12 Days of Christmas
342
99 Bottles of Beer
403
Abundant Numbers
818
698
Christmas Trees
565
CSS Colors
114
Diamonds
395
Divisors
782
Emirp Numbers
470752
Evil Numbers
528
523835595
Fibonacci
393809
934832
Fizz Buzz
611
989
848
Happy Numbers
541
Intersection
338
Leap Years
743
756568
Leyland Numbers
553
774
Look and Say
632
Niven Numbers
785
707805
Odious Numbers
532783596
Ordinal Numbers
691
Pangram Grep
745
577774
Pascal’s Triangle
1,000
Pernicious Numbers
686499
Prime Numbers
6341,000760
623836
Quine
1,000967947
946
Recamán
664
Rock-paper-scissors-Spock-lizard
461
Roman to Arabic
422
Rule 110
297
Vampire Numbers
474
π
520
362
τ
642
352
φ
455
682
√2
820
704
𝑒
496
349