12 Days of Christmas
371st
99 Bottles of Beer
176th
Abundant Numbers
61st
Arrows
51st
CSS Colors
60th
Diamonds
174th
Divisors
88th
Emirp Numbers
45th
Evil Numbers
80th
152nd
Fibonacci
190th
205th
Fizz Buzz
228th
1st
74th
Happy Numbers
47th
76th
Leap Years
175th74th
34th
69th120th
53rd
338th
Leyland Numbers
107th
Lucky Tickets
58th
Morse Decoder
85th
Morse Encoder
97th
Niven Numbers
1st
161st
Odious Numbers
79th
327th
Ordinal Numbers
81st
Pangram Grep
Pascal’s Triangle
68th
Pernicious Numbers
66th
178th
Prime Numbers
1st
371st
Quine
1st26th109th1st85th26th67th126th5th77th34th1st1st48th126th49th39th86th42nd101st
Rule 110
100th
Seven Segment
152nd
Spelling Numbers
101st
United States
λ
49th
70th
39th49th42nd156th19th
π
57th
τ
54th
φ
79th
√2
94th
𝑒
94th