12 Days of Christmas
894
Abundant Numbers
720
Arithmetic Numbers
613
934
Arrows
784
Ascending Primes
880
Christmas Trees
941
Collatz
952
CSS Colors
824
DFA Simulator
869
Diamonds
918
Divisors
664
984
Evil Numbers
431
982
Factorial Factorisation
470
Fibonacci
927657765935
Fizz Buzz
907
821977
Foo Fizz Buzz Bar
921
Fractions
879
Intersection
802
Leap Years
696
700865
Levenshtein Distance
767
Leyland Numbers
845
Look and Say
969
Medal Tally
873
Morse Decoder
636
Musical Chords
869
569
Niven Numbers
875
Niven Numbers (Long)
827
905
Odious Numbers
446
979
Ordinal Numbers
596
907
Pernicious Numbers
513
Poker
921
752
Prime Numbers
620
Quine
1,000
946
Recamán
786
Repeating Decimals
533
Reverse Polish Notation
693
Rock-paper-scissors-Spock-lizard
917
Sierpiński Triangle
709
Spelling Numbers
Ten-pin Bowling
906
Tongue-twisters
929
United States
924
877
Vampire Numbers
894
φ
766
√2
815