12 Days of Christmas
9th13th77th98th41st
16th
27th31st15th10th7th16th
29th
13th53rd242nd
19th
7th31st18th
7th28th37th
272nd7th25th7th67th25th
9th
9th10th11th8th9th
24 Game
5th
13th8th7th
17th
5th
2nd
2nd
8th32nd
9th
4th5th5th
2nd3rd
67th3rd
12th7th
2nd
2nd
2nd
99 Bottles of Beer
6th
6th19th75th107th45th
26th
15th11th14th
28th
77th340th
20th
5th29th13th
7th
243rd11th
8th76th29th
25th
6th
6th6th
Abundant Numbers
14th16th21st22nd16th11th14th148th38th57th13th14th24th31st18th32nd16th22nd18th15th19th
21st
13th
78th
17th69th260th
34th
14th21st14th13th17th36th39th
15th139th11th27th12th101st4th
27th
14th10th15th10th
Abundant Numbers (Long)
10th
19th14th15th11th8th83rd21st47th13th16th7th31st14th24th17th21st
12th
11th
16th
18th43rd124th
26th
13th18th14th
8th25th31st
113th13th18th8th54th1st
20th
11th7th11th9th
Arabic to Roman
8th
11th
27th72nd
24th
13th
9th
104th25th
18th
6th
Arithmetic Numbers
13th8th10th5th
53rd19th35th15th
5th34th6th14th10th13th
6th
12th
5th
10th19th71st
14th
15th16th9th
10th13th17th
146th11th9th5th35th3rd
12th
7th5th7th11th
Arrows
4th
20th
12th
9th
7th13th
69th
15th
7th
Ascending Primes
5th
4th7th8th32nd11th21st11th12th11th24th9th9th8th9th
3rd
4th
14th
5th13th44th
11th
9th7th7th
3rd8th11th
92nd7th11th
31st10th
8th
6th
5th5th
ASCII Table
6th13th17th15th16th11th20th
15th
32nd13th12th
10th6th11th
16th25th17th
11th41st121st
23rd
13th24th15th9th4th17th27th
199th6th18th9th52nd42nd
13th
11th7th6th9th10th
Billiards
5th
65th
3rd
brainfuck
8th
28th
13th
7th
158th
22nd
6th
Card Number Validation
8th
13th
11th
81st
14th
8th
Catalan Numbers
5th7th
37th16th
23rd
23rd
30th
10th8th6th
18th9th
175th
43rd13th
4th
7th
6th
Catalan’s Constant
6th10th
9th3rd3rd9th10th15th9th10th6th9th19th9th
6th
7th
11th
5th
7th24th65th6th48th
3rd4th4th5th3rd8th6th
76th4th9th3rd
7th
24th
5th8th5th5th4th3rd14th
Christmas Trees
12th
9th28th85th75th36th
31st
23rd13th15th
13th
28th180th
19th
13th39th15th
9th35th41st
214th9th31st6th76th31st
21st
9th
12th11th
Collatz
29th22nd16th16th16th153rd49th90th16th14th7th43rd14th20th18th20th
12th
13th
32nd
19th57th218th
27th
13th30th14th
7th27th46th
507th18th18th8th63rd29th
21st
7th6th20th10th
CSS Colors
6th
26th
4th
9th
11th
4th
37th
80th
6th
6th
4th
Cubes
5th21st
26th
10th
13th
4th15th7th
2nd
157th4th
18th
4th
Day of Week
8th
40th
21st
8th
19th
7th
235th
43rd10th
3rd
DFA Simulator
4th
29th
8th
7th
5th
91st
17th9th
3rd
Diamonds
10th
8th28th62nd31st31st
34th
29th
14th
18th
33rd110th
22nd
8th29th12th
8th
254th3rd
4th60th25th
12th
8th
5th8th
Divisors
27th66th17th15th29th184th110th73rd
16th9th45th15th33rd21st23rd
19th
11th
47th
15th93rd412th
37th
9th87th12th
26th59th95th
451st16th65th7th146th1st
37th
17th10th7th11th
Emirp Numbers
9th11th12th13th16th7th15th72nd35th26th17th19th30th30th29th27th18th18th10th20th23rd
13th
17th
10th31st203rd
28th
16th30th14th6th14th36th61st
137th8th68th10th117th16th
17th
15th
11th9th
Emirp Numbers (Long)
7th
7th
7th6th7th37th13th22nd8th10th4th26th7th11th8th9th
4th
7th
13th
7th14th66th
16th
10th13th7th
4th11th17th
79th7th20th4th38th6th
8th
6th
3rd4th
Emojify
5th
20th
12th
7th
9th
13th
8th17th4th
14th
67th
10th
29th16th
7th
5th
Evil Numbers
18th22nd20th24th22nd14th26th186th99th51st24th16th32nd31st22nd39th23rd19th13th23rd22nd
20th
28th
88th
16th42nd363rd
29th
9th25th19th11th13th47th106th
21st112th14th57th12th158th38th11th
22nd25th
14th11th16th11th
Evil Numbers (Long)
12th
21st16th13th13th7th94th54th47th18th16th8th29th20th30th18th19th
11th
12th
22nd
36th
14th25th129th
22nd
8th21st14th
6th23rd36th
32nd10th22nd7th53rd17th11th
16th13th
10th7th11th11th
Factorial Factorisation
5th
6th3rd
5th6th27th11th15th
5th
18th
8th
6th
13th
7th
3rd12th38th
8th
7th8th6th
2nd3rd8th
41st
6th4th27th8th
6th
4th
3rd3rd
Farey Sequence
14th10th9th14th
39th19th27th13th16th5th28th12th11th12th13th
7th
6th
13th
12th14th55th
13th
9th15th9th
9th12th14th
84th8th10th
28th16th
11th
7th3rd6th5th
Fibonacci
70th34th63rd97th48th28th23rd365th181st134th36th27th36th58th44th57th43rd51st
46th
42nd
117th
27th164th569th
67th
31st1st38th
39th84th147th
737th34th128th20th193rd124th
66th
34th21st38th26th
Fizz Buzz
121st35th56th159th34th30th94th471st425th224th21st36th25th52nd72nd52nd51st55th46th54th
29th
122nd
32nd399th1,380th
60th
35th203rd56th35th32nd193rd279th
1,382nd39th116th15th290th86th
121st
32nd28th30th14th
Foo Fizz Buzz Bar
24th32nd16th16th18th90th105th54th14th13th8th43rd14th18th21st18th10th11th
7th
35th
13th90th251st
30th
14th29th15th11th9th39th61st
513th16th28th8th52nd16th
15th
12th7th12th8th
Forsyth–Edwards Notation
8th
25th
10th
9th
7th13th
79th6th
8th
5th
Fractions
9th
34th
17th
21st
12th22nd15th
6th
119th7th
17th
6th
6th
9th
Game of Life
6th
25th
11th
8th
11th
7th14th
90th4th
8th
6th
4th
3rd
Gijswijt’s Sequence
6th
9th15th
24th
12th
12th
8th
84th6th
11th
9th
9th
Happy Numbers
9th12th19th17th18th12th20th88th43rd32nd18th18th30th26th26th29th
11th10th
20th
15th
23rd
14th36th197th
19th
16th35th21st8th11th45th45th
15th109th8th
10th92nd37th
19th
11th5th22nd12th
Happy Numbers (Long)
5th11th16th
11th12th9th54th24th23rd14th11th
28th12th19th
11th
12th
12th
21st91st
16th
11th25th11th
7th24th19th
135th12th
53rd22nd
13th
7th
15th8th
Hexdump
8th
28th
6th
113th
2nd
Intersection
7th
37th
15th
9th
279th7th
24th
8th
Inventory Sequence
12th
8th15th32nd17th27th11th6th
29th8th15th
7th
13th
13th56th
13th
8th13th7th
5th19th15th
120th7th9th
32nd13th
5th
5th4th
ISBN
12th
17th10th
49th49th30th
10th10th30th20th
11th
15th
26th95th
17th
10th28th9th
7th
102nd8th
11th
8th
9th7th
Jacobi Symbol
7th
25th
27th
12th
7th
106th
9th
5th
Kaprekar Numbers
6th
11th
56th
6th
Kolakoski Constant
8th9th
8th4th3rd8th
12th11th11th7th12th24th10th11th
6th
6th
14th
5th
8th28th
8th8th4th5th4th9th7th
101st3rd9th3rd31st5th
26th
5th8th7th5th4th5th14th
Kolakoski Sequence
13th20th40th22nd26th
7th
29th8th17th
11th
13th
23rd80th
18th
9th13th9th
7th
160th5th
39th20th
9th
12th12th
Leap Years
22nd
24th50th13th13th15th168th54th46th18th16th15th37th26th35th19th19th17th18th
12th16th9th19th
14th31st297th
25th
10th26th16th13th14th38th62nd119th
337th10th52nd7th93rd30th9th
28th20th
11th9th13th13th
Levenshtein Distance
13th
5th
30th
14th
7th12th23rd
119th
15th
11th
17th
8th
Leyland Numbers
10th
8th8th
34th
8th
19th
10th17th
166th5th
44th19th
4th
8th
ln 2
9th7th
3rd3rd8th
14th12th
9th8th31st11th
7th
10th
5th
6th26th
34th
11th7th4th4th3rd25th7th
121st3rd9th5th
5th
21st
5th6th4th6th4th3rd14th
Look and Say
8th
7th9th
25th
13th
18th
11th17th
109th
16th
7th
6th
Lucky Numbers
6th
7th7th
28th
31st
10th
7th10th
129th
16th
5th
4th
Lucky Tickets
4th
24th
10th
11th
5th
68th3rd
3rd
Mahjong
20th
51st
Maze
4th
21st
8th
6th5th
69th
9th
3rd
Medal Tally
5th
26th
7th
8th
71st
7th
3rd
Morse Decoder
4th
25th
10th
7th
150th
4th
Morse Encoder
3rd
20th
10th
6th
98th
5th
Musical Chords
20th
23rd
11th
6th
7th
74th
N Queens
8th
15th
7th
65th
6th
4th
Niven Numbers
18th17th22nd47th22nd19th22nd140th74th63rd23rd24th29th40th30th33rd21st25th20th25th21st
21st
39th
25th67th304th
29th
15th48th25th16th21st45th66th
352nd16th52nd12th107th50th
26th23rd
20th12th20th20th
Niven Numbers (Long)
18th15th14th15th11th60th39th41st18th17th8th36th14th25th14th18th
16th
13th
18th
17th33rd116th
22nd
13th27th17th
15th24th33rd
182nd17th25th7th59th20th
16th15th
12th7th17th12th
Number Spiral
3rd9th15th17th13th9th6th53rd26th24th6th10th13th24th9th9th19th9th7th5th9th9th6th
14th18th13th
29th13th27th75th
15th29th11th10th13th5th10th11th17th
7th115th5th11th9th30th24th
18th
12th
12th11th6th6th9th
Odious Numbers
7th20th22nd23rd22nd14th26th147th79th46th24th16th29th38th22nd35th19th19th11th21st22nd
16th
26th
76th
16th43rd291st
30th
9th32nd19th11th17th42nd84th
21st135th13th53rd10th114th36th10th
21st24th
14th10th15th11th
Odious Numbers (Long)
23rd16th13th13th8th77th50th39th17th16th8th37th20th27th16th19th
10th
12th
18th
32nd
14th24th106th
23rd
11th23rd14th
13th21st32nd
91st11th22nd7th45th15th10th
15th12th
10th6th11th10th
Ordinal Numbers
10th
32nd14th
15th
13th
11th32nd
8th
99th
24th
11th
7th
10th
PalindromemordnilaP
3rd
6th
10th
8th
84th
9th
4th
Pangram Grep
8th
14th
31st12th25th22nd
32nd
21st
32nd181st
33rd
13th31st9th
12th
18th12th51st
89th35th
21st24th
10th12th
Partition Numbers
70th
Pascal’s Triangle
12th15th103rd47th45th16th
35th
16th
14th
27th
37th196th
20th
13th37th14th
50th42nd44th
294th18th59th
85th40th
21st
12th
13th
Pernicious Numbers
5th18th22nd23rd21st17th25th90th45th33rd19th14th29th35th18th29th18th22nd17th20th22nd
16th
29th
50th
21st32nd139th
24th
15th32nd25th13th17th37th44th
24th125th17th55th9th72nd26th10th
23rd25th
16th9th20th15th
Pernicious Numbers (Long)
10th11th9th10th9th37th24th28th10th13th7th31st13th19th13th10th
8th
11th
14th
14th23rd61st
17th
11th14th13th
10th13th20th
94th7th20th6th39th22nd
11th8th
8th3rd6th10th
Poker
21st
8th
4th
88th
Polyominoes
2nd
5th
6th
4th
6th
60th
6th
5th
Prime Numbers
11th16th23rd40th24th15th21st201st83rd67th24th26th30th41st38th32nd22nd24th13th27th26th
22nd
17th
14th
16th72nd372nd
41st
18th68th26th11th20th75th91st
337th20th92nd13th168th19th
37th
19th11th10th17th
Prime Numbers (Long)
22nd12th16th16th12th110th53rd57th16th19th7th44th11th26th18th21st
14th
13th
22nd
13th44th144th
31st
17th30th15th
12th21st36th
253rd18th34th8th69th1st
21st
13th7th1st16th
Proximity Grid
2nd
18th
5th
8th
7th5th
47th
5th
2nd
QR Decoder
5th
24th
6th
64th
3rd
Quine
1st
18th
26th
22nd
100th
10th103rd
131st
57th
121st
8th
8th
Recamán
13th
10th14th53rd37th33rd14th7th
35th12th17th
9th
15th
23rd113th
19th
10th23rd10th
9th19th22nd
247th11th13th
43rd31st
9th
11th7th
Repeating Decimals
4th
22nd
11th
80th
Reverse Polish Notation
5th
31st
11th49th
7th23rd
183rd
26th
6th
Reversi
4th
16th
6th
7th
9th
42nd
4th
4th
Rijndael S-box
5th19th
6th5th4th44th22nd15th
7th14th22nd4th14th
5th4th5th9th
8th
7th
4th15th40th
8th
6th9th6th5th5th7th7th
86th2nd5th10th20th12th
22nd
3rd
7th3rd5th3rd10th
Rock-paper-scissors-Spock-lizard
4th
21st
14th
11th
13th
124th
16th
5th
Roman to Arabic
10th
35th
17th
8th
245th
11th
ROT13
6th
10th
8th
31st
15th
4th
Rule 110
4th
30th
17th
10th
15th
6th22nd
153rd3rd
41st19th
5th
5th
Set
64th
Seven Segment
4th
52nd30th27th
23rd
14th
6th
103rd
18th
6th
SI Units
17th
4th
4th
53rd
Sierpiński Triangle
8th15th
36th
15th
24th
18th
10th23rd
7th
241st10th
43rd24th
13th
11th
Smith Numbers
7th
8th8th27th14th20th7th6th
28th6th10th
6th
5th
9th
17th53rd
7th
8th5th7th
3rd12th11th
104th5th9th
38th8th
7th
4th
7th
Spelling Numbers
3rd
10th
22nd80th
5th
3rd
60th
12th
3rd
Star Wars Opening Crawl
26th
4th
85th
Sudoku
20th
82nd
Sudoku (Fill-in)
19th
89th
Ten-pin Bowling
3rd
26th
9th
90th
Tic-tac-toe
8th
94th
3rd
Time Distance
4th
24th
6th
8th
5th8th5th
3rd
90th
8th
4th
Tongue-twisters
13th12th6th15th13th7th18th30th38th13th
8th16th22nd10th13th7th8th9th6th13th3rd10th
12th17th32nd
14th8th20th113th
16th14th8th15th10th5th8th14th18th51st8th80th6th9th5th26th23rd
17th20th9th7th7th7th7th8th6th
Transpose Sentence
6th
7th
6th
102nd
12th
5th
United States
5th
24th
12th
8th10th
110th
13th
13th
4th
Vampire Numbers
4th10th
3rd8th
22nd
10th
11th
6th5th
62nd
35th17th
5th
2nd
Van Eck Sequence
9th
8th14th43rd26th27th12th8th
20th10th12th
11th
15th
19th83rd
14th
8th14th10th
7th19th17th
67th10th12th
39th17th
6th
9th8th
Zeckendorf Representation
8th
20th
9th
9th
8th8th8th
5th
57th
10th
7th
5th
6th
Zodiac Signs
3rd
25th
10th
5th
93rd
4th
γ
4th10th
7th4th3rd8th24th12th7th
6th11th22nd8th11th
4th5th5th
12th
5th
8th21st
44th
5th3rd5th6th2nd2nd5th
7th57th4th4th3rd14th5th
23rd
3rd4th6th4th4th2nd15th
λ
10th11th
11th5th3rd14th24th15th10th
9th15th19th12th10th15th4th5th7th9th
18th
8th
47th
10th28th
5th7th6th6th5th6th9th
9th64th6th8th3rd28th8th
29th
6th5th5th5th5th3rd17th
π
12th14th
7th4th14th38th39th21st
9th16th33rd21st12th21st8th
10th
20th
18th
7th54th
49th
12th13th6th6th5th40th11th
244th4th25th4th76th13th
29th
11th8th6th7th6th4th17th
τ
11th12th
5th4th13th
21st13th
8th14th32nd19th11th
8th
8th
13th
14th
7th40th
57th
9th9th5th6th5th34th9th
183rd4th15th4th49th7th
26th
6th8th5th7th6th4th15th
φ
12th10th
5th4th21st
22nd13th
12th15th31st21st15th
11th
10th
17th
20th
7th26th
51st
12th11th5th6th5th32nd10th
154th4th18th5th71st9th
25th
8th9th5th9th6th4th15th
√2
19th9th
5th3rd15th
28th14th
13th14th36th17th14th
10th
12th
20th
24th
7th38th
53rd
17th9th5th6th5th31st8th
195th4th16th5th52nd8th
29th
7th9th5th11th6th3rd18th
𝑒
13th12th
6th7th15th
31st24th
12th15th31st
13th
8th
22nd
9th
8th38th
48th
11th15th8th5th6th33rd14th
122nd8th27th5th62nd17th
30th
10th9th6th9th7th7th22nd