12 Days of Christmas
891st
24 Game
8th
7th
16th15th14th7th5th
22nd5th7th7th8th5th9th7th
10th4th7th
8th16th43rd5th10th7th8th6th3rd
6th7th8th4th87th6th4th4th15th9th4th8th7th3rd3rd8th4th3rd5th6th
99 Bottles of Beer
15th
7th
152nd141st93rd7th10th
18th20th16th18th21st15th19th13th
64th16th39th
13th119th458th9th26th11th12th19th13th
40th69th135th10th99th17th38th8th88th66th8th14th13th35th11th
8th11th10th12th
Abundant Numbers
25th
17th43rd147th133rd112th14th16th
37th19th33rd22nd31st19th26th19th
73rd32nd76th
20th128th190th15th51st41st35th22nd12th
37th62nd79th14th610th19th30th9th105th97th8th20th17th37th10th15th17th11th21st21st
Abundant Numbers (Long)
23rd
15th23rd81st61st76th15th16th
38th15th25th20th30th13th18th17th
38th27th44th
21st65th99th15th37th34th25th18th12th
26th40th33rd11th306th19th20th8th55th51st8th10th8th22nd9th9th12th8th17th15th
Arabic to Roman
66th
26th
104th
Arithmetic Numbers
17th
19th
66th45th50th16th14th
40th10th15th14th21st6th13th16th
30th10th18th
15th34th100th10th21st19th27th16th9th
14th21st21st8th242nd17th11th8th36th34th6th8th7th15th7th7th11th6th13th13th
Arrows
22nd
26th
61st
11th
82nd
Ascending Primes
13th
9th18th35th25th27th11th13th
26th10th10th12th14th4th10th12th
21st10th15th
11th24th51st8th12th17th6th9th5th
11th15th16th5th69th11th13th7th34th10th6th8th7th9th4th7th8th4th8th8th
ASCII Table
17th
12th33rd67th54th54th9th9th
33rd11th12th9th13th10th12th12th
33rd17th17th
15th42nd54th12th17th16th13th11th9th
27th
7th205th10th
7th47th34th6th16th5th10th7th
7th5th10th
Card Number Validation
24th
19th
54th
98th
Catalan Numbers
10th
6th26th19th35th23rd15th15th
34th17th20th16th13th16th15th19th
28th27th39th
10th34th93rd7th35th13th7th7th7th
19th11th27th12th160th7th20th7th57th13th11th13th6th5th13th9th7th4th6th13th
Catalan’s Constant
8th15th9th12th6th25th12th19th21st9th6th10th22nd9th10th15th15th9th16th11th13th6th17th7th11th14th7th33rd53rd13th51st6th17th6th5th5th11th12th13th10th96th12th12th4th22nd10th5th22nd5th5th14th5th7th4th8th11th
Collatz
33rd
19th23rd148th100th122nd18th17th
36th19th20th21st30th15th20th17th
43rd32nd60th
24th89th229th16th41st34th23rd19th15th
28th52nd43rd16th195th19th18th11th67th77th13th14th6th29th13th11th13th7th24th19th
CSS Colors
26th
10th
79th
Cubes
10th
8th
42nd41st22nd7th5th
25th9th12th9th10th6th12th7th
25th7th17th
9th39th101st7th15th
9th9th4th
14th16th28th5th101st7th12th5th37th25th6th14th10th8th5th
5th6th7th7th
Day of Week
39th
112th
23rd
232nd
Diamonds
16th
10th40th47th61st45th8th8th
31st10th41st12th18th8th13th12th
29th18th35th
13th48th50th12th23rd16th24th15th7th
20th34th42nd9th188th8th24th6th77th34th6th15th10th15th9th
9th8th7th11th
Divisors
32nd
20th42nd294th153rd103rd15th18th
49th35th36th24th29th21st29th17th
81st28th114th
22nd145th565th17th50th35th106th31st14th
63rd132nd93rd15th465th22nd68th9th160th108th12th14th16th49th20th10th20th12th25th18th
Emirp Numbers
19th
9th42nd58th46th32nd12th11th
37th10th18th15th16th11th16th21st
37th15th57th
13th41st210th11th22nd28th17th
5th
28th38th31st12th405th13th60th7th112th24th6th25th7th12th9th17th8th5th12th11th
Emirp Numbers (Long)
15th
8th21st45th36th32nd10th12th
34th9th13th12th16th9th11th17th
23rd13th23rd
12th26th75th9th17th23rd15th8th7th
12th21st18th7th178th11th21st6th41st24th7th10th6th9th7th7th7th3rd9th9th
Emojify
23rd
14th
126th
Evil Numbers
24th
17th49th110th112th88th17th17th
44th30th40th27th24th14th27th21st
73rd36th79th
19th100th391st13th41st50th38th22nd11th
53rd86th64th18th326th18th64th7th165th87th11th26th8th34th16th15th15th10th17th22nd
Evil Numbers (Long)
25th
15th19th84th70th66th18th18th
40th24th31st20th25th13th18th21st
40th34th39th
17th48th142nd11th29th44th24th18th14th
25th39th41st17th212th16th24th8th56th56th20th12th10th22nd16th8th12th8th16th19th
Factorial Factorisation
7th15th7th11th7th17th33rd17th22nd9th8th7th26th7th10th13th14th7th12th13th10th5th15th7th12th12th7th22nd51st10th11th12th9th10th3rd7th5th12th13th4th91st11th8th7th33rd13th7th14th5th7th10th
6th3rd6th10th
Farey Sequence
18th
15th16th43rd26th32nd14th16th
35th14th13th15th17th8th11th9th
21st10th17th
15th21st64th9th14th9th20th12th6th
12th19th17th7th131st11th11th7th30th20th9th8th8th13th7th6th9th4th9th9th
Fibonacci
65th
44th78th286th284th248th34th39th
43rd73rd72nd63rd64th34th69th28th
188th64th188th
42nd291st192nd23rd111th48th112th78th32nd
104th212th164th36th152nd56th144th28th246th226th21st19th55th98th37th26th59th36th47th54th
Fizz Buzz
68th
42nd114th553rd524th383rd24th44th
45th101st74th70th70th55th94th27th
264th65th236th
36th550th1,546th29th143rd48th148th102nd46th
215th385th352nd46th837th61st150th21st337th341st21st31st81st171st44th16th62nd40th55th58th
Foo Fizz Buzz Bar
29th
18th
97th114th88th15th14th
39th18th20th25th22nd12th17th16th
52nd27th44th
18th123rd276th15th37th27th22nd18th11th
39th68th76th17th267th22nd29th13th58th52nd10th14th19th20th13th9th14th10th19th12th
Forsyth–Edwards Notation
15th
24th
10th
55th
Fractions
35th
24th
127th
Gijswijt’s Sequence
10th
10th18th17th18th18th10th10th
27th7th8th11th12th8th10th10th
18th9th14th
11th20th47th10th13th10th7th13th5th
10th11th13th5th116th9th8th9th24th11th7th14th8th10th6th7th10th6th11th6th
Happy Numbers
26th
14th35th71st54th39th12th9th
33rd14th23rd15th16th10th19th19th
61st27th61st
17th45th199th14th25th34th24th12th8th
37th31st35th13th253rd14th37th7th80th27th7th24th8th18th10th17th11th5th15th14th
Happy Numbers (Long)
22nd
14th20th65th39th33rd14th12th
30th15th19th16th16th9th12th13th
36th28th36th
16th33rd105th13th22nd33rd19th14th8th
25th23rd25th11th146th15th20th7th57th26th8th12th6th14th12th8th10th7th19th11th
Hexdump
28th
28th
6th
86th
Inventory Sequence
21st
11th20th37th28th34th12th9th
36th10th17th14th14th7th12th11th
19th12th17th
13th25th69th12th15th16th16th11th8th
21st20th20th5th190th11th11th5th34th16th7th10th6th7th7th7th8th4th10th10th
ISBN
34th
132nd
Kolakoski Constant
8th14th8th13th6th25th23rd15th20th10th7th13th25th9th10th14th16th9th21st11th14th8th18th10th14th17th8th31st54th12th12th7th22nd6th5th6th12th13th14th8th104th12th13th6th33rd8th6th23rd6th5th17th7th7th4th9th11th
Kolakoski Sequence
17th15th15th
15th32nd47th30th31st10th9th10th29th12th20th16th16th7th16th12th9th10th28th15th34th
9th36th112th9th19th27th22nd12th7th11th24th21st21st7th142nd11th13th6th50th26th7th21st9th11th8th6th11th8th16th14th
Leap Years
29th
19th37th128th146th94th17th16th
35th30th37th27th29th22nd34th22nd
74th27th86th
21st155th138th16th46th32nd39th41st17th
55th124th127th18th338th24th56th8th109th108th9th15th29th47th21st13th21st13th25th26th
Leyland Numbers
15th
9th24th27th38th26th9th12th
39th10th11th12th9th8th13th13th
22nd17th36th
16th32nd85th12th22nd12th19th8th8th
16th22nd30th9th261st11th14th7th45th24th6th12th13th8th8th9th8th6th12th9th
ln 2
10th14th8th12th6th23rd18th17th25th12th9th9th33rd11th13th16th15th10th16th13th14th6th16th13th15th12th6th27th50th10th37th5th20th6th4th5th28th10th16th11th146th13th11th5th26th7th7th19th5th5th13th4th8th4th8th12th
Look and Say
15th
8th27th30th37th32nd15th14th
30th11th22nd14th10th9th13th13th
26th19th31st
12th34th113th11th19th24th25th13th8th
36th30th25th9th256th12th19th6th61st21st7th16th7th7th7th8th10th8th10th9th
Lucky Numbers
13th
9th19th34th27th22nd10th6th
34th13th13th12th10th8th10th10th
55th14th27th
12th23rd76th8th12th16th12th11th6th
16th14th19th5th210th14th10th4th28th16th6th14th6th7th6th9th7th5th7th8th
Lucky Tickets
29th
136th
Medal Tally
29th
71st
Morse Decoder
23rd
69th
Morse Encoder
18th
7th
72nd
Musical Chords
21st
68th
Niven Numbers
26th
21st37th142nd102nd72nd20th17th
45th17th34th25th31st20th27th19th
51st34th80th
26th86th322nd14th47th43rd54th27th16th
48th67th71st16th751st20th52nd7th112th59th9th23rd18th33rd17th14th21st11th22nd22nd
Niven Numbers (Long)
22nd
18th
69th57th56th19th18th
44th16th26th17th22nd15th20th19th
34th32nd31st
21st47th124th12th30th37th33rd22nd12th
26th37th40th14th369th20th26th9th61st36th9th11th13th23rd16th8th13th8th19th16th
Number Spiral
13th
11th27th48th30th26th6th10th
32nd9th9th18th16th8th13th10th
23rd10th13th
13th29th72nd7th9th27th15th8th5th
11th18th9th7th168th10th12th4th31st14th6th17th5th6th6th
5th5th8th7th
Odious Numbers
27th
16th39th133rd90th70th18th18th
39th31st36th24th24th12th25th20th
59th36th68th
19th78th304th13th39th48th38th24th11th
44th74th61st19th228th19th57th7th119th70th11th25th8th35th14th16th15th9th16th21st
Odious Numbers (Long)
27th
15th18th79th61st55th17th18th
38th25th28th18th24th13th17th21st
35th34th34th
17th43rd118th11th27th44th27th18th12th
24th36th39th17th154th18th24th8th48th42nd16th12th10th22nd15th8th12th7th16th19th
Ordinal Numbers
37th
182nd
PalindromemordnilaP
23rd
117th
Pangram Grep
65th
40th
35th
292nd
Pascal’s Triangle
21st
13th31st110th58th49th16th15th
38th19th16th15th17th8th17th15th
40th18th60th
16th46th210th12th31st31st41st16th10th
43rd49th39th11th319th19th60th7th87th46th9th15th12th23rd9th9th14th9th16th10th
Pernicious Numbers
27th
19th39th96th61st50th19th15th
43rd23rd33rd23rd28th18th26th21st
49th28th50th
24th54th180th12th35th35th39th28th13th
43rd48th53rd15th434th19th57th8th102nd56th13th24th13th33rd18th14th17th8th21st22nd
Pernicious Numbers (Long)
19th
9th
43rd32nd36th10th14th
40th15th19th15th17th10th13th21st
26th15th19th
17th35th73rd10th22nd27th18th14th8th
17th23rd19th10th181st13th22nd8th41st26th8th10th8th17th10th8th9th5th10th16th
Poker
11th
12th
28th
Prime Numbers
28th
18th57th180th111th93rd19th13th
46th16th26th23rd28th14th32nd25th
74th41st107th
22nd128th228th14th53rd47th70th29th10th
66th75th79th22nd542nd24th93rd8th160th80th8th25th6th43rd13th17th20th11th22nd22nd
Prime Numbers (Long)
26th
19th23rd128th74th82nd16th20th
45th14th25th21st25th12th21st25th
44th29th54th
19th71st109th13th36th44th43rd21st13th
22nd43rd32nd18th272nd24th35th10th72nd61st8th12th13th26th11th8th14th9th23rd18th
Quine
124th
90th
27th
22nd
86th
105th
179th
1st
75th54th
56th
Recamán
20th
12th26th55th43rd43rd15th9th
32nd16th18th13th12th7th12th11th
25th12th29th
12th36th124th12th21st20th29th14th8th
20th25th31st12th218th14th15th7th45th31st7th13th6th9th7th8th11th7th15th8th
Reverse Polish Notation
30th
28th
16th
145th
Rijndael S-box
9th
7th20th30th32nd21st5th9th
17th5th15th12th12th5th15th10th
17th10th7th
11th22nd50th7th10th7th13th7th6th
7th7th6th4th39th8th5th4th22nd14th5th19th4th4th6th7th5th5th6th13th
ROT13
27th
102nd
Rule 110
12th
6th
52nd36th26th9th7th
31st12th17th14th9th5th14th9th
24th9th26th
11th32nd97th7th18th
11th9th8th
14th16th22nd9th137th8th13th4th45th26th7th15th9th8th9th
7th8th9th12th
Seven Segment
25th
88th
14th
122nd
Sierpiński Triangle
15th
10th
65th38th35th10th9th
34th11th20th17th15th10th19th9th
32nd11th32nd
13th35th126th9th21st
15th15th8th
26th26th26th8th188th12th32nd5th46th32nd8th14th11th15th9th
9th7th14th10th
Smith Numbers
11th
10th24th36th31st26th9th8th
30th8th12th11th11th5th11th14th
19th8th19th
11th29th69th7th14th13th7th10th8th
13th15th15th9th146th10th11th8th41st19th6th12th5th9th7th8th6th5th10th9th
Spelling Numbers
23rd
49th
Tic-tac-toe
63rd
Tongue-twisters
14th
8th31st44th48th37th8th9th
20th13th18th13th13th12th14th13th
26th9th18th
11th43rd168th7th16th9th25th13th8th
16th24th40th8th61st10th10th8th40th25th6th15th12th10th7th
8th7th9th11th
Transpose Sentence
29th
8th
88th
Vampire Numbers
196th
Van Eck Sequence
16th
9th24th48th38th34th15th9th
32nd12th14th13th15th4th13th13th
23rd17th22nd
11th30th95th9th16th23rd21st12th8th
20th22nd21st9th169th13th13th7th42nd24th7th13th8th10th8th7th8th7th15th10th
Zeckendorf Representation
24th
97th
Zodiac Signs
15th
20th
42nd
γ
5th16th7th13th6th27th28th15th24th7th6th12th16th8th11th14th16th8th19th11th18th5th17th7th5th11th8th25th39th13th52nd4th19th6th6th4th6th10th10th7th46th13th10th4th16th8th5th18th4th3rd15th6th6th4th7th12th
λ
12th17th11th16th6th44th34th22nd28th8th9th16th19th12th10th14th17th8th25th10th17th8th30th9th15th15th9th36th89th14th17th8th30th10th6th7th10th18th15th9th50th14th14th4th30th15th8th27th11th6th19th5th8th5th9th14th
π
177th
τ
11th17th10th17th6th41st27th23rd26th14th8th15th29th19th11th18th16th11th22nd12th16th8th33rd15th19th30th7th45th99th12th69th8th28th7th6th7th37th18th18th10th158th13th22nd5th51st11th6th24th8th6th19th5th8th6th8th13th
φ
13th19th9th17th7th39th26th24th25th13th12th16th38th24th14th19th19th11th23rd13th16th10th41st20th29th33rd7th42nd82nd11th66th8th31st7th6th7th35th20th19th13th293rd13th25th5th57th13th8th24th8th7th17th5th10th5th8th13th
√2
20th17th9th14th6th39th32nd31st28th13th13th15th41st17th14th21st21st11th28th14th15th7th49th15th29th33rd7th60th91st12th56th7th29th7th6th7th33rd16th20th13th326th12th19th6th54th13th8th25th9th7th18th5th11th6th8th14th
𝑒
14th26th13th17th10th52nd45th33rd36th14th12th16th42nd18th13th22nd21st13th25th14th20th10th37th14th30th38th8th45th97th15th69th10th34th11th5th8th36th25th20th12th327th30th32nd5th62nd17th7th25th7th8th19th6th9th6th11th18th