12 Days of Christmas
23rd
143rd
99 Bottles of Beer
20th
115th
Abundant Numbers
46th
262nd
Abundant Numbers (Long)
58th
194th
Arithmetic Numbers
22nd
50th
Arrows
34th
185th
ASCII Table
41st
74th
Calendar
27th
128th
Card Number Validation
29th
195th
Catalan Numbers
43rd
176th
Christmas Trees
26th
85th
Collatz
45th
89th
Diamonds
46th
513th
Divisors
53rd
524th
Emirp Numbers
40th
237th
Emirp Numbers (Long)
30th
95th
Evil Numbers
49th
512th
Evil Numbers (Long)
46th
327th
Fibonacci
12th57th150th3rd18th162nd132nd168th34th37th47th50th55th39th54th55th41st63rd49th22nd26th36th54th258th20th7th1st37th31st41st81st107th147th194th22nd159th17th164th166th22nd36th24th42nd22nd30th
Fizz Buzz
63rd
1,475th
Foo Fizz Buzz Bar
52nd
333rd
Fractions
39th
62nd
Happy Numbers
43rd
55th
Happy Numbers (Long)
39th
278th
ISBN
21st
62nd
Leap Years
44th
446th
Leyland Numbers
42nd
235th
Lucky Numbers
33rd
137th
Morse Encoder
26th
182nd
Niven Numbers
47th
328th
Niven Numbers (Long)
36th
116th
Number Spiral
36th
156th
Odious Numbers
48th
315th
Odious Numbers (Long)
45th
231st
Ordinal Numbers
38th
417th
Pangram Grep
53rd
589th
Pascal’s Triangle
50th
385th
Pernicious Numbers
45th
259th
Pernicious Numbers (Long)
38th
149th
Prime Numbers
49th
359th
Prime Numbers (Long)
41st
178th
Recamán
36th
184th
Reverse Polish Notation
38th
233rd
Rock-paper-scissors-Spock-lizard
29th
137th
ROT13
34th
173rd
Seven Segment
36th
249th
Time Distance
17th
58th
Tower of Hanoi
38th
129th
Transpose Sentence
39th
171st
π
46th
439th
√2
43rd
255th