12 Days of Christmas
1,056th
24 Game
11th
22nd28th22nd9th5th
30th8th11th8th9th10th10th8th
14th5th10th
9th21st59th6th12th7th13th10th6th
7th13th8th4th137th11th5th
22nd14th4th9th7th5th5th10th6th3rd7th
99 Bottles of Beer
18th
126th160th109th8th12th
22nd22nd17th19th23rd18th19th14th
66th21st42nd
14th132nd486th10th28th13th14th21st14th
42nd75th141st11th120th22nd39th
97th65th11th15th15th38th14th
9th11th11th
Abundant Numbers
29th
44th168th150th136th17th22nd
43rd21st35th24th34th23rd28th19th
80th35th93rd
25th142nd217th15th57th48th39th26th15th
40th67th81st16th697th22nd33rd
116th105th12th23rd18th39th11th16th19th12th22nd
Abundant Numbers (Long)
27th
24th94th73rd95th20th22nd
45th17th28th22nd34th18th20th18th
46th30th54th
24th78th122nd16th43rd39th30th22nd13th
28th45th35th13th373rd22nd23rd
67th61st12th11th9th23rd11th11th14th9th18th
Arabic to Roman
75th
30th
120th
Arithmetic Numbers
25th
69th57th68th17th17th
45th12th18th16th24th12th14th18th
35th11th23rd
17th47th132nd11th26th23rd38th18th11th
17th26th26th11th328th22nd12th
51st41st7th9th7th13th8th9th11th7th14th
Arrows
23rd
28th
72nd
14th
102nd
Ascending Primes
12th
21st46th36th34th13th14th
29th11th13th14th14th7th10th13th
24th10th17th
12th36th68th11th15th21st
12th6th
13th17th17th6th106th13th14th
42nd13th6th12th8th10th7th9th9th5th9th
ASCII Table
19th
39th74th66th61st9th14th
39th14th14th13th15th12th12th12th
39th19th18th
16th49th67th14th18th19th15th13th11th
32nd
8th260th13th
55th39th10th20th6th16th10th
9th6th12th
Card Number Validation
29th
27th
81st
139th
Catalan Numbers
14th
28th23rd42nd28th19th19th
44th22nd22nd20th21st20th20th20th
34th28th45th
10th44th111th8th41st14th9th8th10th
25th15th32nd16th197th9th26th
67th18th14th13th7th6th17th10th9th5th9th
Catalan’s Constant
8th18th9th14th
30th13th24th22nd10th7th12th27th10th12th15th16th10th17th11th15th6th18th8th12th16th7th36th62nd16th57th7th23rd6th6th6th12th15th13th10th120th14th13th3rd28th3rd6th24th6th7th16th6th8th4th9th
Christmas Trees
356th
Collatz
38th
25th174th114th153rd20th22nd
42nd21st22nd27th34th20th22nd20th
51st37th68th
27th108th275th17th46th40th
23rd18th
31st59th53rd20th245th26th23rd
78th40th16th15th7th33rd17th15th17th11th26th
CSS Colors
26th
10th
92nd
Cubes
11th
24th45th27th8th6th
28th11th13th10th11th9th12th8th
27th9th18th
9th42nd110th8th17th
11th10th5th
15th17th28th6th106th10th14th
43rd28th7th16th11th9th7th
6th7th9th
Day of Week
37th
46th
142nd
25th
282nd
Diamonds
17th
46th53rd71st55th9th9th
36th12th46th13th18th10th13th14th
50th22nd38th
14th57th57th13th27th16th25th18th8th
23rd39th42nd10th222nd11th26th
92nd18th6th16th12th17th11th
10th9th8th
Divisors
32nd
45th220th162nd123rd19th24th
56th37th41st25th32nd25th31st19th
88th32nd126th
25th169th601st19th54th40th115th34th16th
69th136th95th18th512th25th70th
174th121st15th16th18th51st21st12th20th13th28th
Emirp Numbers
21st
44th62nd52nd37th13th15th
42nd11th20th17th18th14th17th25th
41st15th59th
13th52nd227th12th24th30th17th
7th
32nd39th33rd15th342nd15th61st
121st30th7th29th8th14th11th19th8th6th13th
Emirp Numbers (Long)
16th
22nd45th43rd35th13th15th
38th13th17th14th18th11th11th20th
25th13th27th
13th36th98th10th18th26th18th11th7th
16th26th20th8th166th14th24th
47th32nd9th11th5th13th9th8th9th5th12th
Emojify
27th
14th
148th
Evil Numbers
29th
51st122nd126th111th20th23rd
51st35th41st32nd29th17th31st24th
79th42nd85th
21st122nd425th14th45th57th46th26th13th
59th90th68th22nd382nd22nd67th
177th96th15th30th9th38th18th18th17th11th22nd
Evil Numbers (Long)
28th
21st96th82nd80th21st25th
44th29th32nd24th29th14th20th25th
45th37th44th
19th66th165th14th32nd51st
23rd15th
30th45th44th21st264th20th26th
64th65th28th13th11th25th19th8th15th10th18th
Factorial Factorisation
7th18th8th14th
19th37th24th28th10th9th9th28th9th12th14th15th9th12th16th13th6th18th8th12th12th8th32nd66th13th13th14th
11th4th10th8th15th14th6th136th12th9th8th43rd19th7th15th6th8th11th
7th4th7th
Farey Sequence
19th
17th50th29th36th15th19th
37th17th16th17th19th13th14th12th
25th10th20th
17th28th75th10th17th10th
16th10th
16th22nd17th9th169th13th13th
37th25th11th10th10th15th10th10th10th5th11th
Fibonacci
74th
88th264th322nd310th43rd50th
52nd81st80th78th73rd41st78th33rd
218th76th210th
49th333rd216th27th125th59th136th87th41st
116th226th183rd43rd189th65th176th
273rd107th34th24th81st106th46th36th67th46th55th
Fizz Buzz
76th
121st570th558th412th27th53rd
53rd108th83rd78th76th63rd102nd30th
282nd70th249th
43rd606th1,627th31st151st51st155th105th52nd
229th401st363rd48th910th69th154th
367th363rd28th33rd91st175th49th21st64th46th57th
Foo Fizz Buzz Bar
32nd
107th127th99th17th18th
45th20th23rd28th24th16th18th17th
62nd30th48th
19th147th319th17th40th29th28th22nd15th
42nd76th83rd20th311th27th31st
66th61st12th15th24th23rd17th11th16th11th21st
Forsyth–Edwards Notation
17th
27th
10th
64th
Fractions
39th
31st
159th
Gijswijt’s Sequence
11th
21st16th23rd20th12th11th
32nd9th11th12th13th9th10th11th
18th11th14th
13th21st54th11th14th11th10th15th6th
11th12th14th7th153rd11th9th
31st16th7th15th8th12th8th8th11th6th12th
Happy Numbers
28th
38th78th60th46th13th13th
39th15th25th19th19th14th23rd22nd
77th30th66th
19th57th214th15th29th40th
14th11th
40th32nd39th16th286th16th38th
86th32nd7th29th9th22nd14th19th12th7th17th
Happy Numbers (Long)
24th
21st71st43rd39th16th16th
33rd16th23rd21st19th12th13th13th
41st32nd41st
17th42nd118th14th24th39th
15th10th
30th24th27th11th175th18th23rd
61st17th10th13th6th16th14th9th11th7th20th
Hexdump
32nd
32nd
7th
104th
Inventory Sequence
25th
22nd46th35th42nd16th12th
42nd14th20th16th16th9th14th12th
22nd13th20th
14th31st85th15th17th22nd23rd18th11th
24th23rd23rd8th240th14th14th
41st25th8th12th6th9th12th9th12th7th14th
ISBN
37th
163rd
Kolakoski Constant
8th17th8th16th
28th23rd18th22nd11th7th15th30th11th12th14th16th9th21st11th16th9th20th11th14th16th8th34th62nd15th15th7th26th6th6th7th14th17th14th8th133rd12th14th3rd37th7th7th25th8th7th18th8th9th4th10th
Kolakoski Sequence
18th17th16th
36th52nd35th36th13th11th11th32nd15th22nd17th17th8th17th13th10th10th32nd17th37th
9th39th122nd11th21st32nd27th13th9th13th28th24th22nd10th150th14th14th6th53rd21st7th23rd9th12th10th7th14th9th18th
Leap Years
34th
38th145th158th118th22nd23rd
41st32nd41st31st33rd26th40th25th
83rd29th94th
23rd170th155th17th50th34th46th46th20th
61st130th134th23rd383rd28th59th
121st51st11th16th35th49th23rd14th24th16th27th
Leyland Numbers
18th
27th27th44th29th10th15th
45th11th14th15th12th13th13th15th
24th17th40th
17th38th95th14th25th14th21st7th9th
19th23rd33rd10th301st13th16th
53rd27th6th13th15th11th10th10th9th7th14th
ln 2
10th17th8th15th
26th17th22nd28th13th10th10th42nd11th15th18th18th11th19th14th16th6th19th14th16th16th6th34th66th14th45th5th24th7th4th7th31st12th16th11th195th15th11th5th31st6th8th21st5th7th15th5th9th4th9th
Look and Say
14th
31st38th44th36th16th16th
36th14th25th16th12th14th13th15th
29th20th34th
12th41st130th14th20th27th33rd16th10th
44th36th26th10th304th15th22nd
69th25th7th26th7th10th11th10th10th9th11th
Lucky Numbers
15th
20th40th31st27th12th7th
38th15th15th14th13th10th11th11th
70th17th29th
13th26th87th8th13th18th19th13th7th
18th18th22nd6th249th16th11th
33rd23rd7th15th6th10th9th9th8th6th9th
Lucky Tickets
32nd
165th
Medal Tally
32nd
91st
Morse Decoder
25th
88th
Morse Encoder
19th
7th
89th
Musical Chords
28th
75th
N Queens
134th
Niven Numbers
32nd
42nd159th112th87th24th20th
53rd22nd38th33rd37th25th32nd21st
62nd41st88th
31st105th355th17th54th51st
33rd22nd
51st73rd74th20th829th23rd57th
126th67th9th26th20th41st22nd16th25th15th28th
Niven Numbers (Long)
25th
82nd66th69th22nd22nd
49th17th28th22nd25th20th23rd22nd
42nd36th37th
23rd63rd147th14th34th44th
24th17th
30th42nd42nd18th433rd21st31st
69th41st12th13th14th26th19th10th15th9th23rd
Number Spiral
14th
30th50th35th29th8th11th
37th11th10th18th16th10th13th10th
24th13th14th
14th32nd85th7th9th30th17th8th5th
12th19th10th7th197th11th12th
38th15th6th20th5th7th7th
5th6th9th
Odious Numbers
30th
42nd105th97th86th21st24th
45th37th38th29th29th16th29th24th
68th40th72nd
22nd99th329th14th44th55th45th28th13th
51st77th66th22nd287th24th60th
133rd78th12th29th9th39th16th18th18th10th20th
Odious Numbers (Long)
29th
19th91st69th67th20th24th
43rd29th29th22nd28th14th19th25th
42nd37th38th
19th61st136th13th32nd51st
23rd13th
30th41st43rd21st208th22nd26th
58th49th22nd13th11th25th18th8th15th9th18th
Ordinal Numbers
34th
212th
PalindromemordnilaP
29th
163rd
Pangram Grep
69th
48th
139th
36th
336th
41st
Partition Numbers
83rd
Pascal’s Triangle
26th
33rd93rd64th57th18th18th
45th21st21st17th19th14th19th17th
44th23rd66th
18th52nd222nd14th35th39th41st20th14th
48th51st39th13th366th22nd64th
97th52nd10th17th12th25th12th12th15th9th17th
Pernicious Numbers
31st
43rd112th71st65th25th22nd
49th25th39th29th32nd23rd30th24th
55th34th52nd
29th65th189th13th38th44th41st32nd17th
50th52nd58th21st484th21st61st
114th62nd14th28th13th37th21st16th22nd10th27th
Pernicious Numbers (Long)
20th
52nd41st42nd15th20th
46th19th25th20th18th14th15th24th
27th18th21st
20th44th85th11th24th35th22nd18th12th
18th26th22nd13th221st14th24th
52nd33rd10th11th8th17th11th10th10th6th11th
Poker
15th
15th
35th
Prime Numbers
35th
64th198th125th106th23rd17th
54th16th35th27th33rd17th35th30th
78th49th119th
27th142nd250th18th59th55th72nd35th12th
76th78th86th26th609th29th98th
175th85th9th29th6th47th17th20th23rd11th26th
Prime Numbers (Long)
29th
25th118th83rd93rd19th27th
51st16th31st26th30th18th23rd30th
49th32nd63rd
23rd85th127th25th41st51st49th29th16th
29th48th35th21st330th27th39th
88th53rd11th13th16th31st13th10th16th10th27th
Quine
137th
65th
35th
26th
101st
114th
185th
1st
83rd61st
75th
Recamán
22nd
28th41st49th49th17th10th
39th18th20th14th14th11th13th12th
30th12th31st
14th43rd137th14th22nd21st34th17th9th
23rd27th33rd12th254th16th18th
54th13th8th14th6th13th10th9th13th9th17th
Reverse Polish Notation
37th
32nd
19th
168th
Rijndael S-box
13th
24th34th47th23rd8th10th
21st7th17th13th12th6th19th10th
18th13th8th
12th24th62nd7th10th7th16th8th7th
9th11th7th4th54th9th7th
29th17th5th21st5th5th8th10th5th6th7th
ROT13
47th
172nd
15th
Rule 110
12th
59th40th27th10th8th
33rd14th21st16th10th7th15th10th
26th11th27th
11th35th109th9th19th
11th12th10th
15th18th22nd10th164th10th14th
51st28th7th17th10th9th11th
8th8th10th
Scrambled Sort
77th
Seven Segment
51st
30th
95th
15th
147th
19th
Sierpiński Triangle
15th
70th41st38th12th12th
37th14th21st17th15th11th19th11th
33rd12th32nd
13th38th136th12th22nd
16th18th10th
29th28th28th9th219th14th33rd
50th34th8th15th12th16th10th
11th7th15th
Smith Numbers
16th
26th40th37th33rd10th9th
32nd10th16th15th14th8th12th15th
22nd9th21st
12th34th77th8th16th16th8th14th10th
16th18th17th10th171st12th12th
50th23rd7th15th4th11th9th8th8th6th11th
Spelling Numbers
18th
57th
Star Wars GPT
20th
59th
Tic-tac-toe
104th
Time Distance
20th
87th
Tongue-twisters
15th
36th50th57th46th11th13th
26th15th21st17th15th16th17th15th
35th12th19th
12th52nd190th10th20th10th34th16th10th
19th28th40th9th76th14th12th
47th31st6th19th14th13th12th
12th8th12th
Transpose Sentence
37th
11th
107th
Trinomial Triangle
101st
United States
32nd
184th
Vampire Numbers
236th
Van Eck Sequence
20th
25th50th43rd40th16th11th
37th15th16th17th16th8th14th14th
28th18th23rd
12th36th106th11th20th26th24th15th10th
24th24th24th10th208th15th15th
48th29th9th16th8th13th10th8th10th10th17th
Zeckendorf Representation
31st
133rd
Zodiac Signs
16th
24th
56th
γ
5th17th7th16th
32nd28th18th28th8th6th17th23rd9th13th14th17th9th21st11th21st5th19th7th6th13th9th27th46th16th58th4th22nd7th7th7th7th13th10th7th65th14th10th4th22nd1st5th20th5th5th16th7th7th5th8th
λ
12th20th12th17th
48th35th25th30th9th9th20th27th14th12th16th20th9th29th10th18th8th32nd12th16th17th11th41st101st19th21st8th37th12th7th9th12th21st15th9th64th15th16th4th35th2nd9th31st12th8th23rd6th10th6th11th
π
15th
11th22nd
66th66th51st42nd15th10th21st37th21st15th22nd23rd11th33rd12th22nd8th49th21st32nd
7th85th217th21st92nd9th46th12th6th8th53rd27th34th11th215th19th37th4th52nd8th11th29th8th14th20th7th9th6th9th
τ
13th18th10th19th
44th31st30th27th15th9th18th34th19th13th19th18th11th23rd12th17th7th37th17th19th31st7th52nd113th15th78th9th32nd9th6th8th42nd20th18th10th192nd15th22nd4th42nd7th8th24th9th8th20th6th9th6th9th
φ
13th19th9th20th
41st28th30th27th15th13th19th44th28th15th20th22nd11th24th14th17th9th46th23rd30th38th7th48th95th14th74th8th33rd8th6th8th39th22nd19th14th346th14th26th5th50th8th8th25th9th10th19th6th12th5th10th
√2
20th17th10th17th
41st33rd38th30th15th14th18th46th18th15th21st23rd11th28th15th16th7th52nd17th31st35th7th71st107th15th62nd7th31st8th6th8th39th18th20th14th379th14th20th5th48th7th8th26th10th9th20th6th14th6th9th
𝑒
14th29th14th18th
55th52nd38th39th14th15th18th48th18th16th23rd23rd13th27th14th22nd10th43rd17th33rd41st9th55th113th19th75th12th38th12th5th10th41st26th21st13th385th40th32nd5th67th18th8th27th8th12th22nd6th11th7th12th