12 Days of Christmas
837th
196th
500th
91st
631st
63rd
3rd
332nd
784th
75th
183rd
1,961st
24 Game
97th
99 Bottles of Beer
214th
115th
160th
397th
155th
208th
357th
430th
290th
211th
2,708th
1,779th
Abundant Numbers
1,122nd
1,014th
1st
76th
742nd
54th
633rd
2,001st
1,277th
489th
388th
340th
488th
1,357th
2,842nd
Abundant Numbers (Long)
1st
74th
835th
177th
Arabic to Roman
483rd
186th
361st
2nd
342nd
547th
299th
528th
144th
635th
Arithmetic Numbers
12th
161st
33rd
40th
Arrows
98th
61st
163rd
110th
53rd
60th
8th
203rd
216th
121st
23rd
36th
146th
283rd
Ascending Primes
22nd
154th
ASCII Table
25th
104th
11th
69th
367th
145th
227th
2nd
212th
108th
462nd
1,178th
brainfuck
1,028th
146th
43rd
159th
527th
670th
115th
48th
787th
53rd
524th
544th
Catalan Numbers
172nd
302nd
10th
200th
21st
840th
849th
34th
92nd
845th
Catalan’s Constant
209th
3rd
699th
144th
153rd
460th
Christmas Trees
200th
1st
88th
340th
256th
311th
788th
31st
155th
281st
299th
1,712th
Collatz
402nd
29th
217th
63rd
932nd
43rd
623rd
CSS Colors
315th
252nd
282nd
671st
254th
180th
323rd
181st
145th
307th
280th
283rd
258th
251st
292nd
279th
260th
244th
40th
772nd
93rd
229th
221st
190th
Cubes
95th
12th
170th
275th
438th
59th
118th
190th
97th
813th
138th
22nd
Day of Week
173rd
576th
751st
525th
1st
46th
DFA Simulator
87th
32nd
Diamonds
62nd
119th
11th
49th
284th
303rd
244th
15th
100th
322nd
1,038th
Divisors
1,764th
1,706th
758th
521st
408th
1st
1,725th
1,130th
600th
2,724th
1,261st
22nd
2,031st
338th
481st
1,125th
3,883rd
Emirp Numbers
50th
266th
452nd
216th
73rd
204th
124th
304th
191st
178th
27th
198th
288th
596th
675th
Emirp Numbers (Long)
21st
178th
29th
116th
746th
Emojify
79th
86th
145th
90th
Evil Numbers
720th
479th
963rd
28th
404th
134th
1st
710th
698th
513th
35th
304th
386th
625th
840th
893rd
2,587th
Evil Numbers (Long)
204th
24th
241st
911th
365th
31st
Factorial Factorisation
206th
Farey Sequence
1st
319th
Fibonacci
513th
325th
4,032nd
2,212th
869th
1st
298th
2,252nd
143rd
355th
1,870th
2,084th
2,557th
1,615th
30th
243rd
823rd
772nd
3,583rd
797th
6,567th
Fizz Buzz
5,304th
10,689th
5,201st
10,721st
2,143rd
2,396th
1,770th
10,313th
3,852nd
3,083rd
1,451st
10,166th
10,483rd
4,874th
1st
1,177th
7,576th
6,421st
1,032nd
104th
1,693rd
4,069th
1,453rd
2,357th
4,311th
2,392nd
9,377th
1,172nd
507th
17th
4,126th
46th
2,751st
449th
1,151st
10,501st
5,985th
4,609th
3,097th
8,098th
7,449th
Foo Fizz Buzz Bar
423rd
5th
289th
750th
525th
356th
331st
957th
10th
313th
1,425th
Forsyth–Edwards Notation
20th
63rd
512th
Fractions
409th
1st
199th
672nd
335th
349th
353rd
151st
9th
453rd
902nd
Game of Life
45th
77th
531st
Gijswijt’s Sequence
82nd
221st
37th
178th
85th
268th
6th
291st
152nd
132nd
71st
Happy Numbers
358th
390th
721st
596th
287th
83rd
114th
533rd
1st
501st
954th
282nd
216th
28th
69th
276th
910th
591st
648th
1,920th
Happy Numbers (Long)
270th
31st
87th
307th
1st
408th
731st
315th
455th
Hexdump
133rd
131st
110th
177th
15th
244th
Intersection
519th
170th
4th
50th
8th
625th
190th
804th
525th
165th
155th
209th
231st
Inventory Sequence
49th
236th
1st
162nd
312th
17th
ISBN
333rd
365th
122nd
22nd
84th
266th
218th
452nd
Jacobi Symbol
269th
17th
139th
117th
124th
Kolakoski Constant
260th
107th
6th
325th
232nd
394th
538th
425th
743rd
591st
Kolakoski Sequence
569th
76th
70th
1st
374th
588th
208th
493rd
958th
Leap Years
668th
127th
721st
248th
132nd
136th
172nd
210th
1,088th
153rd
477th
682nd
11th
379th
337th
2,152nd
598th
145th
280th
891st
2,763rd
Levenshtein Distance
81st
280th
183rd
588th
413th
65th
467th
3rd
270th
286th
306th
Leyland Numbers
415th
225th
175th
111th
4th
387th
493rd
256th
19th
425th
536th
766th
ln 2
98th
289th
135th
352nd
3rd
21st
Look and Say
1,065th
225th
196th
81st
394th
174th
434th
7th
286th
311th
584th
393rd
839th
Lucky Numbers
80th
174th
207th
74th
166th
16th
279th
658th
Lucky Tickets
105th
6th
67th
22nd
203rd
90th
38th
187th
464th
Maze
155th
54th
Medal Tally
139th
62nd
99th
Morse Decoder
177th
14th
171st
131st
206th
173rd
Morse Encoder
197th
90th
21st
252nd
176th
164th
158th
Musical Chords
257th
91st
33rd
34th
50th
145th
4th
116th
Niven Numbers
738th
286th
1,076th
345th
218th
874th
658th
1st
266th
1,597th
520th
81st
1st
314th
405th
968th
1,245th
1,237th
728th
30th
362nd
378th
1,257th
479th
1,528th
596th
1,636th
Niven Numbers (Long)
157th
481st
12th
213th
1st
547th
44th
Number Spiral
294th
211th
102nd
1st
7th
266th
151st
726th
448th
104th
Odious Numbers
596th
281st
476th
854th
26th
367th
102nd
1st
611th
586th
1,037th
455th
33rd
1,500th
247th
557th
851st
580th
2,241st
Odious Numbers (Long)
267th
24th
221st
876th
360th
31st
Ordinal Numbers
701st
363rd
645th
518th
672nd
783rd
197th
629th
519th
3rd
807th
654th
Pangram Grep
1,156th
201st
382nd
1st
140th
575th
20th
527th
1,007th
858th
60th
109th
293rd
1,139th
Pascal’s Triangle
297th
555th
377th
90th
137th
1st
1st
427th
1,911th
608th
35th
739th
294th
835th
514th
1,196th
Pernicious Numbers
209th
293rd
747th
342nd
195th
669th
581st
509th
1st
329th
71st
534th
114th
315th
273rd
393rd
721st
174th
238th
95th
594th
24th
144th
331st
362nd
828th
626th
1,249th
413th
1,524th
Pernicious Numbers (Long)
141st
348th
323rd
39th
502nd
9th
Poker
102nd
114th
134th
94th
87th
79th
194th
Prime Numbers
742nd
413th
1,559th
733rd
506th
261st
1st
1st
1,374th
516th
88th
175th
299th
653rd
1,595th
1,735th
Prime Numbers (Long)
402nd
432nd
360th
289th
1st
1st
661st
421st
156th
455th
311th
Proximity Grid
79th
QR Decoder
113th
167th
13th
95th
100th
196th
Quine
1st
216th
3,334th
1,223rd
2,323rd
2,814th
1,501st
1,384th
2,734th
129th
1,010th
500th
1,329th
192nd
1,171st
3,646th
1,031st
1,093rd
1,582nd
1,479th
445th
1,538th
141st
387th
1,274th
2,609th
4,210th
122nd
Recamán
245th
497th
103rd
571st
240th
455th
223rd
714th
496th
726th
Repeating Decimals
92nd
180th
18th
Reverse Polish Notation
305th
1st
86th
221st
151st
67th
320th
Rijndael S-box
229th
Rock-paper-scissors-Spock-lizard
116th
44th
320th
209th
45th
157th
180th
341st
Roman to Arabic
328th
5th
139th
448th
355th
359th
601st
81st
232nd
350th
Rule 110
406th
71st
130th
63rd
201st
335th
252nd
230th
21st
320th
Seven Segment
924th
167th
40th
209th
139th
103rd
415th
75th
145th
SI Units
74th
43rd
212th
Sierpiński Triangle
409th
350th
193rd
62nd
198th
173rd
165th
370th
77th
235th
474th
459th
Smith Numbers
154th
113th
260th
462nd
726th
207th
435th
Spelling Numbers
171st
95th
262nd
1st
176th
397th
160th
260th
468th
Star Wars Opening Crawl
146th
73rd
60th
45th
132nd
154th
63rd
221st
32nd
228th
Sudoku
68th
85th
80th
177th
144th
129th
Sudoku v2
175th
68th
58th
53rd
161st
Ten-pin Bowling
266th
329th
111th
20th
261st
109th
63rd
167th
208th
302nd
Time Distance
14th
47th
104th
Tongue-twisters
395th
657th
252nd
376th
189th
167th
107th
544th
218th
549th
235th
75th
474th
295th
386th
United States
146th
252nd
153rd
2nd
Vampire Numbers
494th
107th
286th
21st
321st
206th
221st
93rd
379th
685th
Van Eck Sequence
912th
91st
319th
1st
101st
292nd
347th
140th
8th
613th
585th
Zodiac Signs
120th
2nd
234th
37th
γ
218th
1st
144th
λ
241st
244th
66th
1,092nd
953rd
902nd
170th
911th
180th
90th
197th
147th
π
626th
292nd
108th
257th
4th
23rd
1,717th
435th
147th
338th
93rd
1,062nd
1,234th
1,159th
τ
275th
252nd
4th
1,058th
410th
97th
411th
157th
749th
833rd
794th
φ
162nd
285th
212th
192nd
126th
77th
1,170th
648th
12th
488th
29th
865th
1,056th
902nd
√2
173rd
300th
204th
320th
415th
1,410th
675th
11th
556th
32nd
1,041st
1,210th
1,052nd
𝑒
517th
177th
221st
291st
1st
15th
1,588th
350th
159th
745th
55th
1,007th
1,060th
1,026th