12 Days of Christmas
83rd
143rd
316th
41st
187th
24 Game
10th
14th
57th
12th
6th
99 Bottles of Beer
75th
314th
165th
128th
258th
Abundant Numbers
766th
658th
327th
1,501st
611th
729th
82nd
606th
517th12th349th
2,383rd
587th
279th
Abundant Numbers (Long)
1,123rd
141st
72nd
1,154th
112th
706th
989th12th543rd
1,411th
88th
553rd
Arabic to Roman
237th14th265th
64th
203rd
180th1st
219th
92nd
Arithmetic Numbers
82nd
44th
564th
1,039th
892nd220th
3rd
20th
Arrows
30th
129th
81st
6th
159th
Ascending Primes
51st
300th
229th
124th
10th
203rd
ASCII Table
30th
46th
240th
3rd
219th
Billiards
178th
152nd67th
14th
16th
65th
38th
6th
11th
brainfuck
1,219th
67th
145th
193rd
22nd
151st
Card Number Validation
272nd
62nd
140th
41st
52nd
438th
4th
121st
Catalan Numbers
415th802nd
179th764th308th
800th401st488th787th
535th
210th461st229th
133rd1,418th
490th
1,309th
455th
39th
111th
610th
511th
Catalan’s Constant
131st
52nd
141st
151st
3rd
110th
57th
64th
Christmas Trees
275th
103rd
144th
257th
23rd
Collatz
1,065th
195th
217th
11th
447th
40th
211th
CSS Colors
54th
166th
92nd
203rd
1st
91st
156th
Cubes
185th
167th
64th
158th
206th
Day of Week
201st
533rd516th
248th
371st
496th
339th
353rd
310th121st
408th
374th
1st
58th
183rd
DFA Simulator
33rd
24th
261st
10th
116th
Diamonds
49th
263rd
175th
9th
269th
Divisors
1,472nd2,519th945th
1,583rd
614th2,422nd666th
2,726th
1,019th
469th989th1,144th
1,363rd1,909th
927th510th
1,347th719th2,349th
28th542nd
399th560th1,770th
Emirp Numbers
59th108th
405th125th
149th
184th
129th
523rd367th22nd578th
272nd
9th
31st
648th301st
Emirp Numbers (Long)
39th
230th
12th
91st
14th
127th
Emojify
38th
35th
59th
3rd
57th
Evil Numbers
2,451st
2,336th1,726th
767th638th818th573rd
943rd706th493rd332nd1,033rd608th672nd
534th3,080th
1,009th738th1,791st1,715th1,830th169th
560th454th2,683rd1,528th1st1,822nd
41st2,061st1,274th194th1,266th445th790th
2,158th
4,052nd
Evil Numbers (Long)
1,175th
736th747th
300th329th350th343rd
267th361st247th600th381st
317th1,493rd
583rd1,087th1,031st
69th
497th257th
936th1st839th
37th978th1,085th825th644th491st
897th
Factorial Factorisation
112th
96th
91st
48th
141st
Farey Sequence
372nd
374th518th
62nd495th128th
463rd
189th
36th
205th
5th
450th
230th
Fibonacci
2,657th2,416th2,199th1,819th
708th411th591st3,874th3,164th3,895th2,606th2,424th359th1,882nd1,155th2,788th2,859th1,178th4,312th
2,690th794th1st3,258th380th
2,798th643rd195th1,956th4,792nd1,931st2,123rd485th2,488th2,106th2,912th2,666th3,513th344th1,833rd43rd4,379th2,806th1,080th672nd2,094th
1,001st
Fizz Buzz
5,177th3,586th2,309th
661st3,506th1,385th5,453rd4,123rd
1,498th1,750th1,798th3,133rd
4,206th3,438th
3,871st2,823rd1,348th
2,252nd5,021st3,201st1,206th127th680th2,618th
2,166th2,781st3,244th
2,170th588th24th
58th1,727th3,203rd512th3,402nd3,281st
2,631st2,100th
3,379th
Foo Fizz Buzz Bar
532nd1,333rd
1,272nd
321st
452nd619th
1,855th
601st715th
511th848th347th1,356th
632nd
544th
874th286th252nd
11th559th1,455th436th
1,745th
Forsyth–Edwards Notation
205th
291st
102nd
69th
459th
Fractions
166th
331st
235th
298th287th
303rd
85th
10th
Game of Life
187th
135th
320th
145th
118th
90th
Gijswijt’s Sequence
29th
260th
179th
8th
319th
Happy Numbers
688th
588th161st
179th
344th
188th
676th571st104th582nd236th
260th
102nd395th
29th
84th223rd
785th
2,419th
Happy Numbers (Long)
539th
124th
92nd
33rd
162nd
31st390th
29th
64th
Hexdump
68th
222nd
113th
16th
5th
Hilbert Curve
11th
17th
101st
108th
97th
Intersection
89th
218th
133rd
21st
32nd
Inventory Sequence
615th
53rd
570th
173rd
547th
18th
358th
ISBN
170th
446th
156th
53rd
249th
Jacobi Symbol
132nd
179th
17th
138th
88th
104th
Kaprekar Numbers
124th
27th
190th
135th
193rd
4th
41st
141st
91st
Kolakoski Constant
206th
34th
110th
220th
76th
71st
12th
Kolakoski Sequence
78th
200th
29th
1st451st
25th
53rd
Leap Years
1,192nd
355th
325th1,554th
590th1,836th113th
1,808th
218th
161st1,070th
369th
39th
551st
2,005th
194th
754th
1,540th
Levenshtein Distance
156th
100th208th
140th
397th
344th
77th
44th
3rd
Leyland Numbers
135th
328th
287th
13th
177th
ln 2
128th
218th
82nd
221st
3rd
26th
78th
Look and Say
512th
65th
322nd
298th
385th
312th
123rd
Lucky Numbers
25th
404th
163rd
10th
463rd
Lucky Tickets
175th
59th
210th
41st
141st
10th
133rd
Mahjong
29th
63rd
40th
101st
105th
Mandelbrot
175th
20th
23rd
127th
71st
87th
5th
14th
Maze
54th
214th
218th
65th
240th
Medal Tally
66th
276th
53rd
6th
302nd
Morse Decoder
25th
30th
82nd
4th
9th
Morse Encoder
91st
36th
98th
33rd
7th
Musical Chords
69th
88th
26th
25th
83rd
N Queens
140th
156th
51st
62nd
169th
Niven Numbers
1,837th1,519th991st449th3,140th231st381st572nd677th
1,370th417th1,896th250th1,009th831st891st793rd717th1,162nd1,433rd
923rd1st1,399th358th
1,782nd689th107th2,351st300th1st850th335th529th1,146th1,282nd1,600th1,332nd2,200th
46th443rd513th1,108th468th1,321st1,327th2,240th550th872nd731st3,504th811th1,367th
Niven Numbers (Long)
1,668th1,544th504th370th
793rd233rd717th972nd
201st1,295th84th1,127th769th1,391st449th370th1,547th851st
476th20th
884th
420th140th
175th1st438th692nd398th635th805th226th1,492nd
54th971st195th99th359th874th
778th391st879th460th
1,183rd788th
Number Spiral
160th
140th
156th
162nd
216th
Odious Numbers
2,398th
2,070th1,265th
667th323rd727th740th
813th572nd350th206th1,128th485th563rd
385th2,554th
857th503rd1,171st1,338th1,611th125th
372nd404th2,075th1,057th1st1,576th
39th1,915th1,165th283rd1,034th689th636th
1,833rd
Odious Numbers (Long)
1,478th
625th773rd
546th299th483rd337th
366th276th189th605th318th
265th1,350th
491st844th968th
107th
468th210th
888th1st560th
37th1,164th1,005th759th635th523rd
861st
Ordinal Numbers
997th
720th
161st
171st
461st
49th
771st
205th
249th
93rd
192nd3rd
PalindromemordnilaP
162nd
46th
181st
382nd
100th
62nd
115th
146th
29th
12th
75th23rd
Pangram Grep
909th
712th
153rd
424th1,096th
1,495th
964th
1st
97th881st220th
362nd
871st
1,455th
30th392nd631st402nd873rd
661st
Partition Numbers
146th300th120th79th590th186th117th224th64th132nd518th29th289th78th136th151st267th294th
282nd149th110th122nd71st237th
163rd135th41st
339th
93rd73rd101st155th158th61st183rd39th
10th123rd
49th84th295th
103rd134th106th
115th159th
Pascal’s Triangle
795th
187th
583rd
832nd
298th
1st
643rd390th
169th508th
530th609th
46th206th201st130th
Pernicious Numbers
585th1,253rd812th509th2,433rd261st386th526th560th1,095th1,019th338th1,161st239th842nd727th781st710th751st974th1,063rd1,045th682nd1st1,123rd1,450th95th911th651st143rd1,155th776th463rd800th362nd485th887th859th214th299th121st
35th625th179th195th437th1,012th1,071st1,599th419th573rd634th2,677th604th1,013th
Pernicious Numbers (Long)
206th
193rd172nd292nd302nd567th
111th605th71st345th262nd565th422nd124th923rd
416th307th109th337th613th1st638th278th89th
327th1st265th168th257th347th
378th
32nd
95th215th334th
Poker
13th
30th
55th
12th
47th
Polyominoes
101st
120th
100th
90th
135th
Prime Numbers
1,490th2,276th
1,464th4,239th
1,382nd710th
1,108th458th
476th
691st
245th
1,389th1,714th669th1,566th313th1st
157th
1,868th1st804th348th563rd
300th
109th
201st217th376th
825th
Prime Numbers (Long)
1,054th
861st1,066th
395th
595th
148th
1,137th484th703rd
1st
172nd
1,089th1st608th
98th
805th292nd420th
Proximity Grid
60th
144th
201st
29th
205th
QR Decoder
77th
128th
202nd
75th
138th
Quine
1st3,987th254th
1,391st
2,873rd2,890th
2,780th614th2,582nd1,873rd1,977th1,719th
3,117th583rd
1,579th148th2,103rd693rd1,901st2,683rd1,513th226th1,636th1,450th
2,442nd1,278th3,014th1,839th1,775th520th
1,798th164th
572nd449th3,476th1,883rd
1,742nd
3,323rd3,730th
1,939th
Recamán
67th
363rd
213th
5th
498th
Repeating Decimals
53rd
72nd
109th
20th
47th
Reverse Polish Notation
298th
402nd
111th
1st
244th
52nd
429th
Reversi
113th
27th
42nd
88th
34th
Rijndael S-box
259th
17th
265th
240th
210th
96th
102nd
Rock-paper-scissors-Spock-lizard
24th
53rd
216th
7th
69th
Roman to Arabic
231st
134th
19th
427th
38th1st
68th
ROT13
621st
206th
220th
610th
273rd
521st
89th
8th
172nd83rd
Rule 110
54th
45th
435th
3rd
14th
Scrambled Sort
109th
191st
249th
27th
95th
Set
151st
66th
133rd207th256th
186th
164th
80th155th
5th
184th
Seven Segment
379th
45th
77th
72nd
9th
47th
SI Units
32nd
13th
30th
80th
113th
Sierpiński Triangle
1,102nd136th
301st
575th
59th
247th
Smith Numbers
150th
134th
113th
65th
140th
Spelling Numbers
67th1st343rd
230th
127th
287th
Star Wars GPT
28th
60th
197th
132nd
5th
82nd
Star Wars Opening Crawl
122nd
27th
76th
85th
156th
Sudoku
47th
105th
53rd
75th
88th
Sudoku (Fill-in)
35th
122nd
74th
21st
86th
Ten-pin Bowling
156th
179th
240th
165th
209th
Tic-tac-toe
78th
55th
136th
39th
76th
267th
79th
61st92nd
158th
Time Distance
49th
155th
64th
62nd
181st
Tongue-twisters
450th232nd
360th
354th
188th1,508th
378th
1,614th
Topological Sort
47th
18th
121st
51st
74th
Transpose Sentence
64th
107th
1st
224th
32nd
51st
United States
323rd
140th
160th
235th2nd
95th
Vampire Numbers
99th
138th
215th
64th
163rd
Van Eck Sequence
219th
431st
249th
13th
498th
Zeckendorf Representation
107th
256th
232nd
13th
152nd
Zodiac Signs
55th
78th
67th
23rd
101st
γ
75th
281st50th
117th
72nd97th
63rd
1st
107th
44th
157th
λ
51st
52nd
354th
67th
72nd
1,193rd
π
424th
172nd
607th
561st
365th786th
344th
22nd
240th
176th
103rd
415th
τ
372nd
117th
559th
520th
561st
284th
24th
227th
127th
95th
368th
φ
314th
183rd638th248th
695th
228th
129th
89th
267th
14th
35th
76th
√2
414th
205th
397th
288th
247th
138th
265th
11th
36th
336th
𝑒
402nd
210th
260th
148th
16th
308th
192nd
60th
1,089th139th