12 Days of Christmas
9th13th76th99th41st
16th
27th31st15th10th7th16th
29th
13th53rd240th
19th
7th31st18th
7th28th36th
271st7th25th7th67th25th
9th
9th10th11th8th9th
24 Game
5th
13th9th7th
17th
5th
2nd
2nd
7th31st
9th
4th4th3rd
2nd3rd
60th3rd
12th7th
2nd
2nd
2nd
99 Bottles of Beer
6th
5th18th75th104th45th
25th
15th11th14th
28th
77th339th
19th
5th28th13th
7th
240th11th
8th76th27th
25th
6th
6th6th
Abundant Numbers
14th16th21st22nd16th11th14th148th82nd57th13th14th23rd31st18th31st16th22nd18th14th19th
21st
13th
77th
16th69th258th
34th
14th21st14th12th17th36th39th
15th138th11th26th12th100th4th
27th
14th10th15th10th
Abundant Numbers (Long)
10th
19th14th15th11th8th83rd48th47th13th16th6th31st14th23rd17th21st
12th
11th
16th
17th43rd123rd
26th
13th18th14th
8th25th31st
113th13th17th8th53rd1st
20th
10th7th11th9th
Arabic to Roman
6th
10th
27th71st
24th
13th
9th
104th24th
17th
6th
Arithmetic Numbers
13th8th10th5th
52nd34th35th15th
5th34th6th14th10th13th
6th
12th
5th
10th19th70th
14th
14th16th9th
10th13th17th
145th10th9th5th35th3rd
12th
7th5th7th11th
Arrows
4th
20th
12th
9th
7th13th
68th
15th
7th
Ascending Primes
5th
4th7th8th32nd16th21st11th12th10th24th9th9th8th9th
3rd
4th
14th
5th13th44th
11th
9th7th7th
3rd8th11th
90th7th11th
31st9th
8th
6th
5th5th
ASCII Table
6th13th17th15th16th10th20th
15th
32nd13th12th
9th6th11th
16th25th17th
11th41st120th
22nd
13th24th15th9th4th17th27th
196th6th17th9th52nd41st
12th
11th6th6th9th10th
Billiards
5th
61st
3rd
brainfuck
7th
28th
13th
7th
157th
22nd
6th
Card Number Validation
8th
13th
11th
79th
12th
8th
Catalan Numbers
4th7th
37th16th
23rd
23rd
30th
10th8th6th
18th9th
173rd
42nd12th
4th
7th
5th
Catalan’s Constant
6th10th
9th3rd3rd9th10th15th9th9th6th9th19th9th
6th
7th
12th
5th
7th24th64th6th48th
3rd4th4th5th3rd8th6th
73rd4th9th3rd
7th
24th
5th8th5th5th4th3rd14th
Christmas Trees
12th
8th27th84th79th36th
31st
23rd13th15th
13th
28th180th
19th
12th37th15th
9th35th41st
213th9th31st6th76th31st
21st
9th
12th11th
Collatz
29th22nd16th15th16th152nd82nd89th16th14th6th43rd14th19th17th20th
12th
12th
32nd
19th56th217th
27th
13th29th14th
6th27th46th
498th17th18th8th63rd28th
21st
7th6th20th10th
CSS Colors
6th
27th
4th
9th
11th
4th
36th
80th
6th
6th
4th
Cubes
5th21st
26th
10th
13th
4th15th7th
2nd
156th4th
18th
4th
Day of Week
7th
40th
21st
8th
19th
6th
232nd
43rd10th
3rd
DFA Simulator
4th
29th
8th
7th
5th
90th
17th9th
3rd
Diamonds
10th
7th27th62nd46th31st
33rd
28th
14th
18th
32nd110th
20th
8th29th12th
8th
252nd3rd
4th59th25th
12th
8th
5th8th
Divisors
27th66th17th15th29th183rd109th73rd
16th8th45th15th33rd21st23rd
18th
20th
47th
14th92nd411th
37th
9th87th12th
25th59th95th
450th15th65th7th146th1st
37th
17th10th7th11th
Emirp Numbers
9th11th12th13th16th7th15th72nd38th26th17th18th29th30th29th26th18th18th9th19th21st
13th
17th
10th31st203rd
28th
16th30th14th5th13th35th61st
137th8th68th10th117th15th
17th
15th
11th9th
Emirp Numbers (Long)
7th
7th
7th6th7th37th21st22nd8th10th4th26th7th11th8th9th
4th
7th
13th
7th14th66th
16th
10th13th6th
4th11th17th
77th7th20th4th38th5th
8th
6th
3rd4th
Emojify
5th
20th
12th
7th
9th
13th
8th17th4th
14th
67th
10th
29th16th
7th
5th
Evil Numbers
18th21st20th24th22nd14th26th184th102nd51st24th15th32nd31st21st39th23rd19th12th22nd21st
20th
28th
88th
15th41st362nd
29th
9th25th19th11th13th47th105th
21st111th13th57th12th158th38th10th
22nd25th
14th11th16th11th
Evil Numbers (Long)
12th
21st16th13th13th7th92nd60th47th17th15th7th29th19th30th18th19th
11th
12th
22nd
36th
13th24th129th
22nd
8th21st14th
6th23rd36th
32nd10th22nd7th53rd16th11th
16th13th
10th7th11th11th
Factorial Factorisation
5th
6th3rd
5th6th27th12th15th
5th
17th
8th
6th
12th
7th
3rd12th38th
8th
7th8th6th
2nd3rd8th
41st
6th3rd27th7th
6th
4th
3rd3rd
Farey Sequence
14th10th9th14th
39th20th27th13th15th4th27th11th11th12th13th
7th
7th
13th
11th13th55th
13th
9th15th9th
8th12th14th
84th8th10th
28th16th
11th
7th3rd6th5th
Fibonacci
70th33rd61st96th47th27th23rd364th178th134th34th26th35th57th44th57th43rd51st
44th
42nd
116th
26th162nd564th
66th
29th1st37th
39th84th146th
732nd33rd128th19th193rd124th
64th
34th21st36th26th
Fizz Buzz
121st35th56th157th34th30th94th466th421st222nd21st36th24th52nd70th51st51st55th45th54th
37th
122nd
30th399th1,376th
60th
34th201st56th34th32nd193rd279th
1,372nd39th116th15th289th86th
121st
32nd28th30th14th
Foo Fizz Buzz Bar
24th32nd16th16th18th90th105th54th14th13th8th43rd14th18th21st18th10th11th
10th
35th
13th90th249th
30th
14th29th15th10th9th38th61st
509th16th28th8th52nd15th
15th
12th7th12th8th
Forsyth–Edwards Notation
7th
25th
10th
9th
7th13th
77th6th
8th
5th
Fractions
9th
34th
17th
21st
12th22nd14th
6th
118th7th
17th
6th
6th
9th
Game of Life
5th
25th
11th
8th
11th
7th14th
89th4th
8th
6th
4th
3rd
Gijswijt’s Sequence
6th
9th15th
24th
12th
12th
8th
81st6th
9th
9th
9th
Happy Numbers
9th12th19th17th18th11th20th87th51st32nd18th17th29th26th25th28th
11th9th
18th
15th
23rd
13th35th197th
19th
16th35th21st8th10th44th45th
13th109th8th
10th92nd37th
19th
11th5th22nd12th
Happy Numbers (Long)
5th11th16th
11th11th9th53rd28th23rd14th11th
28th12th16th
11th
12th
12th
20th91st
16th
11th25th11th
7th24th19th
134th12th
53rd22nd
13th
7th
15th8th
Hexdump
7th
28th
6th
113th
2nd
Intersection
6th
37th
15th
9th
276th7th
24th
8th
Inventory Sequence
12th
8th15th31st18th27th11th6th
29th8th15th
7th
13th
13th56th
13th
8th13th7th
5th19th15th
119th7th9th
31st13th
5th
5th4th
ISBN
12th
16th9th
49th49th30th
10th9th30th20th
11th
15th
26th95th
17th
10th26th9th
7th
101st8th
11th
8th
9th7th
Jacobi Symbol
7th
25th
27th
12th
7th
106th
9th
5th
Kaprekar Numbers
6th
11th
52nd
6th
Kolakoski Constant
8th9th
8th4th3rd8th
12th11th10th7th12th24th10th10th
6th
6th
17th
5th
8th28th
8th8th4th5th4th9th7th
101st3rd9th3rd30th5th
26th
5th8th7th5th4th5th14th
Kolakoski Sequence
13th20th40th22nd26th
7th
29th8th16th
11th
13th
23rd80th
18th
9th13th9th
7th
158th5th
39th20th
9th
12th12th
Leap Years
22nd
24th50th13th13th15th167th54th46th17th15th14th37th25th34th19th19th16th17th
12th16th9th19th
13th31st297th
25th
9th26th16th13th14th38th62nd118th
335th10th52nd7th93rd30th8th
28th20th
11th9th13th13th
Levenshtein Distance
12th
5th
30th
13th
7th12th23rd
119th
14th
10th
17th
8th
Leyland Numbers
10th
8th8th
34th
8th
19th
9th16th
165th5th
43rd17th
4th
7th
ln 2
9th7th
3rd3rd8th
14th12th
9th8th31st11th
7th
12th
5th
6th26th
34th
10th7th4th4th3rd25th7th
121st3rd9th5th
4th
21st
5th6th4th6th4th3rd14th
Look and Say
8th
6th9th
25th
13th
18th
11th17th
109th
16th
7th
6th
Lucky Numbers
6th
7th7th
28th
30th
10th
7th10th
129th
15th
5th
4th
Lucky Tickets
4th
24th
10th
11th
5th
68th3rd
3rd
Mahjong
20th
51st
Maze
4th
21st
8th
6th4th
69th
9th
3rd
Medal Tally
5th
26th
7th
7th
69th
7th
3rd
Morse Decoder
4th
25th
10th
7th
150th
4th
Morse Encoder
3rd
20th
10th
6th
97th
5th
Musical Chords
20th
23rd
11th
5th
7th
72nd
N Queens
8th
15th
7th
62nd
6th
4th
Niven Numbers
18th17th22nd47th22nd19th22nd138th77th63rd23rd23rd28th40th29th33rd21st25th19th24th19th
21st
39th
24th67th304th
29th
15th48th25th16th20th45th66th
349th16th51st12th107th50th
26th23rd
20th12th20th20th
Niven Numbers (Long)
18th15th13th15th11th59th43rd40th18th17th7th36th14th25th14th17th
14th
12th
17th
17th33rd115th
22nd
13th27th16th
14th24th33rd
179th17th24th7th59th20th
16th15th
11th6th17th11th
Number Spiral
3rd9th15th17th13th9th6th53rd30th24th6th10th13th24th9th9th19th9th7th5th9th9th9th
14th18th13th
29th13th27th74th
14th29th11th10th13th5th9th11th17th
7th115th5th11th9th29th24th
18th
12th
12th11th6th6th9th
Odious Numbers
7th19th22nd23rd22nd14th26th146th84th46th24th15th29th38th21st35th19th19th10th20th20th
16th
26th
76th
15th41st290th
30th
8th32nd19th11th17th41st84th
21st134th12th53rd10th114th35th10th
21st24th
14th10th15th11th
Odious Numbers (Long)
23rd16th13th13th8th76th53rd39th16th15th7th37th19th27th16th19th
10th
12th
18th
32nd
13th23rd106th
23rd
11th23rd14th
12th21st32nd
89th11th22nd7th45th13th10th
15th12th
10th6th11th10th
Ordinal Numbers
9th
32nd14th
15th
13th
11th32nd
8th
98th
24th
11th
7th
10th
PalindromemordnilaP
3rd
6th
10th
8th
82nd
8th
4th
Pangram Grep
7th
14th
31st12th24th22nd
31st
21st
32nd180th
33rd
13th31st9th
12th
18th12th51st
89th35th
21st24th
10th12th
Partition Numbers
64th
Pascal’s Triangle
11th15th103rd54th45th16th
35th
14th
13th
26th
36th196th
20th
13th37th14th
50th41st43rd
292nd18th59th
85th39th
21st
12th
13th
Pernicious Numbers
5th18th22nd23rd21st17th25th90th48th33rd18th13th29th35th18th29th18th22nd16th19th21st
16th
29th
50th
20th32nd139th
24th
15th32nd25th13th17th37th44th
24th124th17th55th9th72nd26th10th
23rd25th
16th9th20th15th
Pernicious Numbers (Long)
10th11th9th9th9th36th24th27th9th12th7th31st12th18th12th9th
7th
11th
13th
13th22nd60th
17th
11th13th11th
10th13th20th
94th7th20th6th38th20th
11th8th
8th3rd6th10th
Poker
21st
8th
4th
86th
Polyominoes
2nd
5th
6th
4th
6th
57th
6th
5th
Prime Numbers
11th16th23rd40th24th15th21st200th86th67th24th25th30th41st38th32nd22nd24th12th27th25th
22nd
17th
14th
16th72nd370th
41st
16th68th26th10th20th75th91st
335th20th92nd13th168th18th
37th
19th11th10th17th
Prime Numbers (Long)
22nd12th16th16th12th110th55th57th16th19th7th44th11th25th18th21st
14th
13th
22nd
13th44th143rd
31st
15th30th15th
12th21st36th
251st18th34th8th69th1st
20th
13th7th1st16th
Proximity Grid
2nd
18th
5th
8th
7th5th
47th
5th
2nd
QR Decoder
5th
24th
6th
64th
3rd
Quine
1st
16th
26th
22nd
100th
10th102nd
130th
56th
121st
8th
8th
Recamán
13th
10th14th53rd38th33rd14th7th
35th12th17th
9th
15th
23rd113th
19th
9th23rd10th
9th19th22nd
246th11th13th
42nd30th
9th
11th7th
Repeating Decimals
4th
22nd
11th
80th
Reverse Polish Notation
5th
31st
11th49th
7th23rd
181st
26th
6th
Reversi
4th
16th
6th
7th
9th
41st
4th
4th
Rijndael S-box
5th19th
6th5th4th43rd23rd15th
7th13th22nd4th14th
5th4th5th9th
8th
7th
4th15th40th
8th
6th9th6th5th5th7th7th
84th2nd4th10th20th12th
22nd
3rd
7th3rd5th3rd10th
Rock-paper-scissors-Spock-lizard
4th
21st
14th
11th
12th
124th
16th
5th
Roman to Arabic
9th
35th
17th
8th
243rd
11th
ROT13
5th
10th
7th
29th
14th
4th
Rule 110
4th
30th
15th
10th
15th
6th22nd
151st3rd
41st18th
5th
5th
Set
45th
Seven Segment
4th
52nd32nd27th
23rd
14th
6th
102nd
18th
6th
SI Units
16th
4th
4th
51st
Sierpiński Triangle
8th15th
36th
15th
24th
18th
10th22nd
7th
239th10th
43rd24th
13th
11th
Smith Numbers
7th
8th8th27th23rd20th7th6th
28th6th10th
6th
5th
9th
17th53rd
7th
8th5th7th
3rd12th11th
104th5th9th
38th7th
7th
4th
7th
Spelling Numbers
3rd
10th
22nd79th
5th
3rd
60th
12th
3rd
Star Wars Opening Crawl
26th
4th
85th
Sudoku
20th
81st
Sudoku (Fill-in)
19th
86th
Ten-pin Bowling
3rd
26th
9th
88th
Tic-tac-toe
8th
89th
3rd
Time Distance
4th
23rd
6th
8th
5th8th5th
3rd
86th
8th
4th
Tongue-twisters
13th12th6th15th13th7th18th30th38th13th
8th16th22nd10th13th7th8th9th6th13th3rd12th
12th17th32nd
14th8th20th113th
16th14th8th15th10th5th8th14th18th51st8th79th6th9th5th26th22nd
17th20th9th7th7th7th7th8th6th
Transpose Sentence
6th
7th
6th
98th
11th
5th
United States
5th
23rd
12th
8th9th
106th
13th
13th
4th
Vampire Numbers
4th10th
3rd8th
22nd
10th
11th
6th5th
61st
35th17th
5th
2nd
Van Eck Sequence
9th
7th14th43rd28th27th12th8th
20th10th12th
11th
15th
19th83rd
14th
8th14th10th
7th19th17th
67th10th12th
38th16th
6th
9th8th
Zeckendorf Representation
8th
20th
9th
9th
8th8th8th
5th
57th
9th
7th
5th
6th
Zodiac Signs
3rd
25th
10th
5th
93rd
4th
γ
4th10th
7th4th3rd8th24th12th7th
6th11th21st8th11th
4th5th5th
13th
5th
8th21st
44th
5th3rd5th6th2nd2nd5th
7th57th4th4th3rd14th5th
23rd
3rd4th6th4th4th2nd15th
λ
10th11th
11th5th3rd14th23rd15th10th
9th15th19th12th10th15th4th5th7th9th
19th
8th
47th
10th28th
5th7th6th6th5th6th9th
9th64th6th8th3rd27th8th
29th
6th5th5th5th5th3rd17th
π
12th14th
7th4th14th38th39th21st
9th16th33rd21st12th21st8th
10th
25th
18th
7th54th
49th
12th12th6th6th5th40th11th
242nd4th25th4th76th13th
29th
11th8th6th7th6th4th17th
τ
11th12th
5th4th13th
21st13th
8th14th32nd19th11th
8th
8th
17th
14th
7th40th
57th
9th9th5th6th5th34th9th
180th4th15th4th49th7th
26th
6th8th5th7th6th4th15th
φ
12th10th
5th4th21st
22nd13th
12th15th31st21st14th
11th
10th
20th
20th
7th26th
51st
12th11th5th6th5th32nd10th
152nd4th18th5th70th8th
25th
8th9th5th9th6th4th15th
√2
19th9th
5th3rd15th
28th14th
13th14th36th17th14th
10th
12th
20th
24th
7th38th
53rd
17th9th5th6th5th31st8th
194th4th16th5th51st8th
29th
7th9th5th11th6th3rd18th
𝑒
13th12th
6th7th15th
31st24th
12th15th31st
13th
8th
25th
9th
8th38th
48th
11th14th8th5th6th33rd14th
121st7th27th5th62nd15th
30th
9th9th6th8th7th7th22nd