12 Days of Christmas
7th
13th
69th
87th
36th
11th
19th
13th
9th
7th
15th
27th
9th
51st
218th
19th
27th
28th
17th
7th
27th
29th
226th
7th
25th
6th
58th
22nd
9th
8th
9th
11th
6th
5th
24 Game
5th
6th
5th
4th
12th
4th
2nd
2nd
4th
17th
9th
4th
3rd
2nd
2nd
31st
2nd
7th
6th
2nd
3rd
2nd
99 Bottles of Beer
5th
5th
16th
67th
93rd
38th
20th
14th
11th
13th
24th
70th
316th
18th
25th
13th
7th
203rd
8th
6th
70th
24th
24th
5th
6th
5th
Abundant Numbers
12th
14th
19th
19th
14th
11th
12th
142nd
76th
53rd
12th
19th
23rd
28th
15th
20th
15th
14th
15th
18th
13th
71st
14th
67th
237th
31st
15th
19th
14th
12th
16th
35th
37th
13th
120th
11th
25th
7th
92nd
4th
27th
13th
9th
16th
9th
Abundant Numbers (Long)
9th
17th
11th
12th
10th
7th
78th
41st
42nd
13th
5th
26th
20th
13th
18th
9th
9th
15th
15th
40th
106th
22nd
11th
17th
13th
7th
24th
27th
92nd
12th
16th
6th
43rd
1st
19th
9th
6th
11th
8th
Arabic to Roman
4th
6th
19th
20th
12th
60th
91st
11th
13th
4th
Arithmetic Numbers
10th
7th
9th
5th
48th
29th
25th
4th
28th
12th
9th
12th
5th
8th
5th
7th
17th
53rd
13th
3rd
14th
9th
9th
12th
13th
111th
9th
8th
6th
27th
3rd
10th
7th
4th
4th
8th
Arrows
4th
16th
11th
8th
12th
57th
13th
5th
Ascending Primes
5th
4th
7th
8th
29th
13th
17th
8th
6th
21st
7th
8th
9th
2nd
4th
11th
3rd
12th
34th
10th
5th
7th
6th
3rd
8th
8th
62nd
5th
10th
24th
7th
7th
5th
5th
5th
ASCII Table
6th
12th
12th
12th
13th
9th
17th
8th
25th
11th
9th
5th
9th
15th
19th
17th
8th
36th
90th
18th
7th
17th
11th
9th
4th
17th
23rd
152nd
5th
15th
5th
47th
33rd
9th
10th
5th
5th
7th
7th
brainfuck
4th
22nd
14th
140th
20th
5th
Catalan Numbers
3rd
7th
28th
19th
21st
30th
10th
6th
5th
18th
5th
139th
37th
9th
4th
5th
3rd
Catalan’s Constant
6th
8th
7th
2nd
3rd
9th
9th
13th
7th
4th
7th
16th
5th
6th
5th
5th
6th
21st
42nd
7th
4th
4th
5th
3rd
8th
5th
64th
5th
9th
3rd
6th
20th
4th
8th
4th
5th
4th
3rd
11th
Christmas Trees
10th
8th
21st
78th
74th
32nd
24th
21st
11th
13th
12th
24th
166th
18th
36th
15th
9th
34th
38th
194th
7th
30th
6th
72nd
28th
20th
8th
10th
6th
Collatz
25th
19th
15th
14th
14th
129th
73rd
77th
8th
6th
35th
16th
15th
18th
9th
10th
27th
16th
53rd
185th
26th
9th
24th
12th
6th
23rd
41st
404th
15th
16th
7th
50th
19th
20th
6th
4th
18th
8th
CSS Colors
5th
20th
3rd
7th
10th
23rd
70th
8th
6th
4th
Cubes
5th
18th
18th
9th
13th
13th
5th
2nd
128th
4th
16th
4th
Day of Week
7th
32nd
16th
16th
5th
174th
30th
6th
3rd
DFA Simulator
5th
21st
6th
6th
69th
13th
6th
2nd
Diamonds
9th
7th
22nd
57th
40th
28th
25th
26th
12th
18th
30th
102nd
20th
25th
11th
8th
211th
3rd
6th
52nd
21st
12th
7th
4th
6th
Divisors
23rd
61st
15th
13th
25th
164th
100th
61st
12th
7th
39th
30th
20th
21st
17th
18th
43rd
12th
90th
386th
33rd
11th
79th
11th
19th
56th
91st
405th
13th
63rd
8th
138th
1st
35th
16th
9th
7th
8th
Emirp Numbers
9th
11th
9th
13th
12th
7th
16th
67th
33rd
23rd
12th
26th
24th
24th
11th
12th
8th
16th
17th
13th
13th
7th
27th
189th
26th
23rd
25th
11th
5th
12th
34th
56th
124th
7th
65th
7th
111th
13th
13th
13th
10th
8th
Emirp Numbers (Long)
7th
5th
7th
6th
7th
33rd
19th
20th
7th
4th
20th
10th
7th
8th
4th
7th
12th
5th
12th
55th
16th
4th
10th
7th
4th
10th
14th
67th
5th
18th
4th
31st
4th
7th
5th
3rd
4th
Emojify
3rd
12th
11th
5th
8th
11th
16th
6th
14th
52nd
9th
26th
15th
6th
4th
Evil Numbers
15th
20th
17th
21st
18th
13th
24th
168th
86th
43rd
10th
26th
27th
36th
20th
17th
11th
18th
16th
20th
25th
78th
12th
36th
342nd
27th
14th
22nd
19th
11th
12th
45th
100th
16th
98th
11th
55th
9th
153rd
31st
20th
20th
14th
10th
16th
10th
Evil Numbers (Long)
11th
18th
13th
12th
12th
7th
76th
47th
41st
10th
6th
25th
26th
14th
17th
10th
11th
18th
30th
10th
18th
114th
20th
12th
19th
14th
6th
21st
32nd
29th
8th
18th
6th
48th
13th
14th
13th
10th
6th
10th
10th
Factorial Factorisation
3rd
4th
2nd
4th
6th
20th
9th
11th
3rd
13th
7th
5th
7th
2nd
8th
24th
6th
7th
6th
💎
2nd
6th
29th
6th
3rd
20th
5th
6th
4th
3rd
3rd
Farey Sequence
10th
5th
8th
13th
35th
18th
21st
10th
3rd
24th
9th
11th
12th
5th
4th
11th
6th
12th
43rd
13th
4th
12th
9th
7th
9th
12th
65th
6th
9th
19th
14th
10th
7th
2nd
6th
5th
Fibonacci
67th
29th
46th
109th
38th
29th
21st
333rd
176th
121st
23rd
30th
42nd
49th
34th
37th
38th
44th
102nd
30th
162nd
578th
58th
32nd
1st
49th
36th
74th
127th
638th
24th
117th
20th
175th
106th
56th
31st
22nd
29th
32nd
Fizz Buzz
110th
32nd
43rd
142nd
31st
27th
88th
420th
379th
189th
30th
19th
41st
46th
47th
48th
37th
49th
30th
108th
22nd
367th
1,275th
56th
64th
182nd
54th
27th
30th
179th
192nd
1,202nd
30th
112th
11th
274th
72nd
115th
28th
24th
26th
9th
Foo Fizz Buzz Bar
20th
26th
16th
14th
15th
80th
89th
47th
11th
7th
34th
17th
17th
16th
9th
10th
9th
24th
11th
79th
214th
26th
9th
23rd
14th
10th
8th
31st
36th
413th
12th
24th
9th
47th
12th
14th
11th
7th
10th
7th
Forsyth–Edwards Notation
7th
18th
8th
8th
10th
60th
6th
4th
5th
Fractions
8th
24th
12th
19th
19th
13th
6th
106th
7th
15th
8th
5th
9th
Game of Life
4th
20th
7th
7th
11th
13th
74th
4th
7th
6th
4th
3rd
Gijswijt’s Sequence
5th
8th
13th
19th
10th
11th
69th
5th
7th
8th
7th
Happy Numbers
9th
12th
16th
15th
13th
11th
18th
77th
45th
25th
11th
25th
18th
24th
10th
8th
14th
14th
17th
10th
34th
181st
17th
20th
30th
18th
8th
10th
41st
41st
12th
99th
7th
8th
85th
29th
15th
10th
4th
19th
10th
Happy Numbers (Long)
5th
10th
13th
10th
11th
9th
49th
27th
20th
8th
23rd
16th
11th
10th
21st
19th
77th
14th
9th
19th
11th
7th
21st
14th
119th
11th
43rd
18th
12th
6th
13th
8th
Hexdump
6th
23rd
5th
91st
2nd
Intersection
6th
28th
13th
241st
7th
20th
7th
Inventory Sequence
11th
7th
12th
29th
16th
22nd
4th
20th
14th
7th
11th
11th
46th
13th
5th
10th
7th
5th
19th
13th
94th
7th
9th
25th
10th
5th
5th
4th
ISBN
11th
13th
9th
44th
41st
27th
8th
8th
21st
11th
12th
23rd
80th
16th
11th
21st
9th
8th
81st
8th
9th
7th
9th
6th
Jacobi Symbol
6th
18th
22nd
11th
87th
8th
4th
Kolakoski Constant
8th
8th
7th
2nd
3rd
8th
11th
11th
4th
10th
20th
10th
6th
5th
10th
5th
7th
25th
7th
6th
4th
5th
4th
9th
6th
86th
2nd
9th
4th
27th
5th
22nd
4th
8th
6th
5th
4th
3rd
10th
Kolakoski Sequence
13th
19th
39th
20th
24th
4th
24th
15th
10th
13th
23rd
71st
17th
5th
12th
9th
7th
137th
5th
36th
16th
9th
12th
9th
Leap Years
20th
19th
44th
12th
13th
15th
150th
52nd
42nd
12th
13th
30th
32nd
20th
18th
13th
15th
10th
14th
18th
11th
29th
265th
25th
22nd
23rd
16th
11th
14th
38th
56th
111th
295th
9th
49th
7th
87th
27th
25th
20th
15th
9th
13th
9th
Levenshtein Distance
9th
5th
31st
13th
11th
20th
106th
12th
8th
13th
7th
Leyland Numbers
10th
7th
8th
27th
7th
17th
15th
142nd
5th
41st
14th
4th
7th
ln 2
8th
7th
3rd
3rd
8th
13th
11th
5th
6th
24th
6th
6th
6th
5th
24th
28th
5th
6th
4th
4th
3rd
21st
5th
93rd
2nd
9th
4th
4th
18th
4th
6th
3rd
4th
4th
3rd
9th
Look and Say
6th
6th
9th
21st
14th
17th
15th
90th
12th
7th
7th
Lucky Numbers
6th
7th
7th
21st
24th
10th
8th
106th
11th
5th
4th
Lucky Tickets
4th
18th
10th
10th
58th
2nd
3rd
Mahjong
14th
26th
Maze
5th
18th
7th
4th
62nd
7th
3rd
Medal Tally
5th
21st
7th
57th
5th
3rd
Morse Decoder
4th
19th
9th
135th
3rd
Morse Encoder
3rd
15th
10th
85th
4th
Musical Chords
15th
17th
9th
5th
6th
62nd
N Queens
36th
5th
2nd
Niven Numbers
17th
17th
19th
41st
19th
17th
21st
127th
74th
52nd
16th
25th
34th
30th
19th
23rd
18th
21st
15th
18th
36th
18th
64th
285th
26th
24th
42nd
23rd
14th
19th
40th
59th
306th
14th
48th
8th
100th
45th
24th
20th
19th
11th
19th
18th
Niven Numbers (Long)
15th
13th
11th
14th
8th
54th
40th
35th
13th
6th
30th
21st
11th
14th
12th
10th
15th
13th
31st
97th
19th
9th
23rd
15th
12th
20th
28th
148th
14th
21st
7th
49th
16th
14th
13th
10th
6th
16th
9th
Number Spiral
3rd
8th
10th
14th
10th
9th
6th
45th
23rd
18th
6th
11th
19th
7th
15th
9th
4th
5th
7th
7th
7th
11th
12th
13th
26th
9th
25th
60th
11th
24th
5th
8th
9th
5th
8th
11th
13th
6th
94th
5th
11th
5th
26th
18th
16th
8th
11th
10th
5th
6th
7th
Odious Numbers
4th
18th
18th
20th
17th
13th
24th
133rd
71st
40th
10th
24th
32nd
33rd
16th
17th
9th
18th
16th
16th
23rd
66th
12th
38th
274th
28th
14th
30th
19th
11th
16th
39th
80th
17th
114th
9th
51st
8th
111th
29th
19th
20th
14th
9th
15th
10th
Odious Numbers (Long)
20th
13th
11th
12th
8th
65th
41st
34th
10th
6th
30th
24th
13th
17th
9th
11th
15th
25th
10th
20th
90th
22nd
12th
20th
14th
10th
19th
30th
76th
9th
18th
6th
40th
11th
13th
12th
10th
5th
10th
9th
Ordinal Numbers
9th
26th
14th
13th
9th
28th
8th
87th
17th
10th
7th
8th
Pangram Grep
6th
9th
23rd
24th
19th
26th
19th
29th
164th
9th
28th
8th
13th
16th
9th
47th
83rd
25th
18th
19th
9th
8th
Pascal’s Triangle
11th
15th
90th
49th
38th
28th
13th
10th
23rd
34th
185th
19th
33rd
13th
44th
40th
37th
257th
13th
58th
77th
34th
19th
10th
10th
Pernicious Numbers
4th
17th
19th
21st
18th
15th
21st
82nd
43rd
29th
11th
24th
27th
26th
17th
19th
14th
16th
17th
15th
26th
46th
17th
27th
128th
22nd
12th
31st
24th
12th
16th
35th
37th
19th
101st
14th
53rd
7th
67th
23rd
22nd
21st
19th
8th
18th
13th
Pernicious Numbers (Long)
9th
10th
9th
9th
9th
31st
21st
23rd
9th
6th
26th
17th
10th
9th
6th
9th
12th
10th
21st
54th
15th
8th
13th
11th
8th
12th
16th
78th
6th
19th
6th
33rd
16th
11th
7th
6th
2nd
6th
9th
Poker
14th
8th
69th
Prime Numbers
9th
13th
19th
35th
19th
14th
20th
187th
76th
62nd
15th
24th
33rd
27th
19th
21st
10th
24th
21st
21st
15th
12th
14th
61st
347th
36th
29th
59th
24th
10th
17th
65th
79th
288th
14th
86th
9th
161st
14th
36th
18th
11th
9th
15th
Prime Numbers (Long)
19th
10th
14th
14th
10th
93rd
49th
54th
13th
7th
33rd
23rd
15th
18th
12th
11th
18th
11th
37th
130th
27th
6th
27th
15th
9th
16th
29th
210th
12th
28th
5th
63rd
1st
19th
11th
7th
1st
13th
Proximity Grid
2nd
15th
5th
8th
4th
40th
5th
2nd
QR Decoder
3rd
16th
5th
55th
3rd
Quine
1st
17th
23rd
17th
95th
88th
119th
52nd
108th
8th
7th
Recamán
9th
8th
13th
48th
33rd
27th
4th
26th
15th
7th
13th
20th
100th
17th
7th
17th
9th
8th
17th
17th
215th
10th
12th
37th
22nd
8th
9th
6th
Repeating Decimals
2nd
16th
10th
63rd
Reverse Polish Notation
4th
21st
10th
43rd
15th
148th
20th
6th
Rijndael S-box
5th
15th
6th
5th
4th
36th
13th
12th
4th
10th
15th
10th
5th
2nd
3rd
7th
7th
5th
2nd
11th
28th
5th
2nd
8th
5th
5th
5th
6th
5th
62nd
2nd
4th
5th
15th
9th
17th
3rd
5th
3rd
3rd
3rd
9th
Rock-paper-scissors-Spock-lizard
4th
16th
13th
9th
12th
109th
13th
5th
Roman to Arabic
8th
26th
14th
211th
9th
Rule 110
4th
24th
15th
7th
15th
16th
141st
3rd
40th
15th
5th
4th
Seven Segment
3rd
48th
30th
18th
17th
13th
91st
15th
4th
SI Units
12th
3rd
43rd
Sierpiński Triangle
8th
13th
29th
14th
20th
17th
20th
7th
205th
8th
40th
19th
13th
10th
Smith Numbers
7th
7th
8th
27th
21st
16th
3rd
20th
9th
6th
5th
8th
14th
45th
7th
4th
5th
7th
3rd
12th
10th
91st
5th
9th
34th
5th
7th
4th
7th
Spelling Numbers
3rd
7th
13th
6th
68th
49th
11th
3rd
Star Wars Opening Crawl
18th
4th
71st
Sudoku
15th
73rd
Sudoku v2
15th
76th
Ten-pin Bowling
3rd
19th
8th
78th
Time Distance
4th
20th
7th
8th
8th
5th
3rd
74th
7th
4th
Tongue-twisters
10th
12th
5th
14th
10th
5th
16th
27th
32nd
11th
5th
13th
17th
12th
6th
6th
7th
5th
10th
3rd
10th
12th
14th
30th
11th
5th
16th
100th
16th
8th
7th
14th
8th
5th
8th
13th
14th
48th
7th
70th
5th
8th
6th
24th
19th
16th
17th
8th
6th
5th
6th
7th
5th
4th
United States
4th
19th
10th
9th
86th
10th
12th
3rd
Vampire Numbers
4th
10th
3rd
8th
16th
10th
9th
5th
56th
31st
15th
5th
2nd
Van Eck Sequence
8th
7th
13th
43rd
27th
24th
4th
14th
10th
11th
13th
16th
72nd
14th
7th
12th
9th
7th
18th
15th
59th
8th
12th
31st
14th
6th
8th
6th
Zodiac Signs
3rd
19th
9th
78th
4th
γ
4th
8th
6th
3rd
3rd
8th
21st
10th
5th
4th
6th
14th
9th
4th
4th
4th
4th
5th
6th
17th
39th
5th
3rd
4th
6th
2nd
2nd
5th
6th
47th
3rd
4th
3rd
13th
4th
17th
3rd
4th
5th
4th
4th
2nd
9th
λ
10th
11th
10th
5th
3rd
14th
24th
14th
9th
5th
12th
14th
10th
13th
4th
3rd
6th
6th
10th
7th
42nd
7th
26th
9th
7th
5th
6th
5th
6th
9th
8th
55th
6th
8th
3rd
26th
7th
25th
6th
5th
4th
5th
5th
3rd
12th
π
12th
14th
7th
3rd
14th
34th
35th
18th
6th
14th
26th
12th
16th
7th
9th
13th
19th
6th
47th
44th
15th
11th
7th
6th
5th
35th
8th
209th
4th
24th
5th
71st
10th
25th
9th
8th
5th
6th
6th
4th
10th
τ
10th
12th
5th
3rd
13th
18th
12th
5th
12th
24th
11th
7th
7th
10th
15th
6th
36th
50th
13th
8th
6th
6th
5th
29th
6th
159th
4th
14th
5th
49th
7th
22nd
5th
8th
4th
6th
6th
4th
9th
φ
12th
10th
4th
3rd
18th
18th
11th
8th
13th
27th
13th
10th
9th
13th
18th
6th
34th
46th
17th
11th
6th
6th
5th
28th
8th
140th
3rd
18th
6th
65th
7th
22nd
7th
9th
4th
7th
5th
3rd
10th
√2
17th
8th
5th
3rd
15th
25th
13th
8th
12th
29th
13th
9th
11th
10th
21st
6th
44th
46th
12th
8th
6th
6th
5th
28th
6th
169th
4th
16th
5th
47th
8th
24th
7th
9th
4th
8th
6th
3rd
11th
𝑒
11th
12th
5th
5th
15th
28th
21st
7th
13th
26th
10th
7th
13th
8th
6th
32nd
45th
10th
7th
6th
5th
28th
9th
102nd
4th
26th
5th
58th
11th
25th
7th
9th
5th
6th
6th
6th
14th