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12 Days of Christmas
28th
Abundant Numbers
8th
Arabic to Roman
271st
Arithmetic Numbers
121st
Ascending Primes
26th
ASCII Table
13th
Card Number Validation
47th
Catalan Numbers
98th
Christmas Trees
282nd
Collatz
251st
CSS Colors
486th
Day of Week
143rd
Divisors
372nd 919th
Emirp Numbers
729th
Evil Numbers
181st
Evil Numbers (Long)
97th
Factorial Factorisation
7th
Farey Sequence
25th
Fibonacci
336th196th309th
Fizz Buzz
18th2,769th
Foo Fizz Buzz Bar
213th 97th
Forsyth–Edwards Notation
5th
Fractions
10th
Gijswijt’s Sequence
16th
Happy Numbers
25th
Happy Numbers (Long)
462nd
Kolakoski Constant
87th
Kolakoski Sequence
110th 38th
Levenshtein Distance
99th 16th
Leyland Numbers
309th
ln 2
56th
Look and Say
34th
Lucky Numbers
22nd
Medal Tally
8th
Niven Numbers
161st
Niven Numbers (Long)
64th
Odious Numbers
156th
Odious Numbers (Long)
135th
Ordinal Numbers
213th
PalindromemordnilaP
104th 15th
Pangram Grep
29th
Pascal’s Triangle
382nd
Pernicious Numbers
182nd
Pernicious Numbers (Long)
239th
Prime Numbers
618th149th204th
Prime Numbers (Long)
558th 281st
Quine
438th
Repeating Decimals
11th
Reverse Polish Notation
407th
Roman to Arabic
238th
ROT13
64th
Scrambled Sort
16th
Time Distance
36th
Transpose Sentence
53rd
Van Eck Sequence
51st
π
57th
τ
45th
φ
59th
√2
149th
𝑒
133rd