12 Days of Christmas
894th
392nd
503rd
116th
36th
106th
31st
1,030th
243rd
76th
348th
70th
452nd
24 Game
19th
29th
24th
39th
16th
💎
6th
4th
2nd
37th
28th
22nd
99 Bottles of Beer
643rd
172nd
162nd
324th
46th
169th
21st
165th
95th
222nd
183rd
Abundant Numbers
1,403rd
261st
348th
674th
726th
548th
323rd
1st
76th
65th
358th
31st
11th
414th
196th
126th
236th
468th
398th
213th
1,246th
1,026th
Abundant Numbers (Long)
264th
91st
345th
708th
95th
199th
451st
1st
74th
48th
348th
30th
11th
177th
147th
221st
329th
174th
228th
616th
561st
Arabic to Roman
77th
107th
240th
38th
150th
69th
425th
💎
2nd
130th
80th
193rd
278th
99th
Arithmetic Numbers
477th
190th
52nd
29th
51st
186th
460th
104th
37th
181st
165th
245th
189th
154th
12th
121st
💎
159th
48th
15th
💎
57th
150th
510th
207th
188th
509th
3rd
36th
122nd
14th
260th
153rd
239th
475th
381st
295th
162nd
302nd
Arrows
157th
93rd
348th
315th
200th
26th
302nd
💎
45th
97th
173rd
343rd
Ascending Primes
258th
68th
132nd
42nd
162nd
50th
224th
54th
3rd
62nd
167th
1st
146th
12th
76th
112th
93rd
ASCII Table
56th
59th
123rd
124th
101st
163rd
95th
113th
33rd
427th
47th
13th
151st
58th
282nd
195th
127th
115th
brainfuck
601st
101st
230th
653rd
697th
371st
356th
26th
154th
47th
31st
89th
272nd
Catalan Numbers
1st
517th
354th
505th
172nd
431st
578th
526th
490th
156th
200th
21st
681st
108th
147th
239th
292nd
437th
34th
435th
581st
214th
392nd
407th
Catalan’s Constant
252nd
172nd
186th
💎
3rd
61st
149th
101st
223rd
131st
110th
Christmas Trees
191st
741st
288th
519th
512th
315th
88th
286th
38th
6th
279th
31st
143rd
155th
581st
Collatz
1,305th
1,057th
249th
528th
834th
144th
672nd
424th
727th
1st
142nd
27th
223rd
9th
655th
3rd
43rd
303rd
205th
153rd
676th
869th
432nd
1,020th
681st
CSS Colors
272nd
232nd
16th
200th
132nd
130th
121st
146th
1st
56th
71st
159th
171st
Cubes
258th
164th
111th
204th
💎
30th
4th
202nd
31st
216th
Day of Week
196th
187th
312th
173rd
438th
250th
778th
378th
93rd
439th
440th
1st
46th
162nd
132nd
217th
DFA Simulator
31st
51st
43rd
62nd
17th
68th
2nd
16th
99th
114th
Diamonds
252nd
154th
114th
150th
388th
89th
6th
53rd
1st
24th
96th
205th
1,261st
243rd
Divisors
1,697th
592nd
768th
1,577th
539th
957th
1,467th
947th
1,380th
977th
810th
408th
1st
1,552nd
554th
1,601st
18th
789th
22nd
465th
524th
338th
481st
929th
1,356th
1,409th
1,269th
Emirp Numbers
50th
312th
159th
656th
115th
169th
204th
4th
371st
1st
40th
200th
588th
334th
288th
260th
596th
Emirp Numbers (Long)
60th
80th
253rd
50th
181st
109th
4th
232nd
1st
26th
77th
88th
106th
Emojify
49th
244th
107th
96th
34th
190th
48th
193rd
11th
15th
4th
80th
13th
95th
Evil Numbers
1,462nd
371st
847th
720th
585th
479th
1,057th
451st
1,885th
556th
1,449th
915th
134th
337th
752nd
1st
436th
1,414th
35th
1,050th
745th
304th
1,069th
625th
1,584th
965th
Evil Numbers (Long)
671st
178th
227th
588th
204th
470th
269th
795th
488th
59th
291st
706th
1st
377th
605th
31st
748th
615th
549th
403rd
554th
592nd
Factorial Factorisation
53rd
34th
113th
90th
147th
68th
4th
48th
💎
106th
21st
2nd
83rd
40th
97th
9th
161st
Farey Sequence
223rd
278th
268th
85th
115th
340th
48th
251st
149th
121st
189th
1st
256th
43rd
98th
241st
5th
159th
212th
237th
7th
143rd
250th
230th
215th
265th
Fibonacci
2,875th
3,011th
1,920th
6,833rd
513th
695th
730th
2,258th
2,210th
2,109th
2,212th
1,894th
1,859th
5,349th
887th
1,552nd
1,525th
1,420th
588th
1st
298th
264th
1,949th
655th
143rd
355th
1st
2,564th
388th
1,870th
2,899th
2,787th
1,433rd
1,615th
30th
2,910th
1,444th
823rd
772nd
1,635th
2,660th
2,177th
797th
2,992nd
1,737th
Fizz Buzz
2,138th
1,747th
2,396th
4,679th
1,901st
2,322nd
3,081st
3,108th
1,002nd
1,177th
2,808th
1,032nd
104th
1,693rd
11th
1,819th
46th
1,730th
91st
449th
1,151st
1,892nd
6,014th
Foo Fizz Buzz Bar
513th
388th
616th
247th
759th
621st
533rd
682nd
308th
390th
3rd
10th
323rd
161st
435th
696th
Forsyth–Edwards Notation
196th
27th
76th
63rd
18th
159th
2nd
43rd
36th
56th
85th
77th
283rd
235th
Fractions
491st
90th
140th
263rd
454th
435th
330th
208th
511th
1st
258th
119th
426th
88th
91st
310th
227th
9th
250th
475th
Game of Life
117th
204th
198th
45th
3rd
188th
💎
107th
58th
151st
306th
Gijswijt’s Sequence
108th
227th
36th
48th
1st
135th
4th
32nd
3rd
94th
16th
47th
28th
161st
130th
158th
Happy Numbers
604th
358th
390th
587th
524th
156th
1,341st
83rd
114th
26th
102nd
1st
550th
28th
283rd
567th
514th
276th
332nd
574th
694th
615th
Happy Numbers (Long)
253rd
125th
142nd
531st
145th
332nd
31st
87th
26th
65th
1st
626th
43rd
139th
311th
315th
455th
194th
472nd
369th
Hexdump
107th
92nd
73rd
124th
205th
164th
51st
116th
34th
67th
15th
120th
26th
242nd
Intersection
432nd
176th
88th
62nd
13th
161st
1st
66th
86th
482nd
Inventory Sequence
358th
92nd
49th
456th
506th
1st
162nd
8th
113th
296th
6th
312th
328th
17th
90th
395th
16th
237th
524th
229th
295th
ISBN
566th
205th
434th
444th
242nd
303rd
147th
395th
122nd
22nd
129th
75th
1st
70th
146th
87th
249th
439th
222nd
Jacobi Symbol
98th
109th
113th
112th
49th
17th
133rd
2nd
111th
4th
71st
74th
104th
165th
Kolakoski Constant
37th
79th
104th
147th
155th
1st
25th
10th
41st
63rd
14th
283rd
Kolakoski Sequence
455th
293rd
66th
354th
653rd
39th
76th
23rd
268th
112th
1st
20th
141st
570th
43rd
186th
795th
412th
486th
Leap Years
183rd
549th
315th
398th
282nd
1,993rd
1st
136th
172nd
31st
206th
7th
336th
159th
597th
488th
1,062nd
Levenshtein Distance
297th
123rd
161st
110th
225th
120th
180th
2nd
39th
78th
3rd
200th
274th
Leyland Numbers
480th
293rd
239th
286th
329th
124th
433rd
454th
155th
374th
1st
111th
4th
411th
265th
15th
19th
143rd
613th
326th
414th
ln 2
384th
199th
98th
133rd
127th
189th
20th
90th
117th
155th
3rd
21st
183rd
131st
309th
279th
380th
Look and Say
183rd
78th
391st
120th
232nd
411th
185th
259th
874th
221st
289th
1st
81st
34th
141st
275th
174th
3rd
216th
318th
258th
111th
260th
36th
154th
264th
250th
294th
268th
Lucky Numbers
100th
115th
27th
66th
225th
168th
1st
203rd
14th
252nd
72nd
3rd
4th
62nd
277th
143rd
219th
186th
Lucky Tickets
193rd
45th
133rd
87th
6th
82nd
5th
41st
64th
1st
207th
9th
112th
292nd
56th
182nd
78th
Mahjong
11th
6th
39th
21st
5th
7th
💎
19th
17th
10th
Maze
228th
125th
31st
54th
4th
59th
💎
60th
81st
64th
Medal Tally
193rd
65th
20th
103rd
80th
3rd
29th
2nd
8th
70th
4th
157th
Morse Decoder
90th
147th
52nd
26th
18th
💎
45th
69th
Morse Encoder
117th
113th
159th
60th
57th
107th
💎
62nd
79th
Musical Chords
105th
85th
25th
64th
72nd
60th
61st
18th
1st
4th
62nd
12th
N Queens
18th
35th
72nd
39th
131st
27th
💎
14th
50th
2nd
23rd
19th
20th
Niven Numbers
55th
2,841st
1,465th
1,284th
831st
497th
2,470th
737th
286th
1,132nd
1,503rd
1,021st
345th
610th
873rd
926th
949th
657th
629th
1,001st
1,145th
857th
1st
266th
2,640th
399th
1,624th
519th
81st
233rd
1st
1,428th
314th
405th
1,069th
1,038th
1,244th
565th
1,089th
1,396th
30th
403rd
66th
343rd
378th
1,011th
1,995th
478th
702nd
1,738th
1,058th
2,169th
640th
1,059th
Niven Numbers (Long)
512th
318th
624th
229th
459th
285th
554th
12th
213th
147th
407th
234th
133rd
1st
170th
121st
360th
34th
75th
1,027th
310th
858th
Number Spiral
115th
106th
185th
145th
117th
49th
1st
35th
7th
139th
47th
221st
159th
112th
135th
108th
Odious Numbers
233rd
665th
645th
281st
395th
1,588th
931st
858th
102nd
186th
438th
1st
425th
1,102nd
33rd
1,044th
632nd
942nd
557th
1,677th
971st
Odious Numbers (Long)
195th
447th
267th
233rd
577th
470th
85th
169th
650th
1st
303rd
616th
31st
872nd
667th
686th
495th
Ordinal Numbers
341st
382nd
548th
515th
730th
38th
477th
131st
370th
33rd
122nd
197th
259th
86th
75th
601st
98th
3rd
310th
483rd
Pangram Grep
875th
134th
328th
1,100th
471st
551st
1,163rd
1st
140th
76th
77th
169th
20th
987th
60th
333rd
499th
186th
469th
562nd
Pascal’s Triangle
526th
426th
288th
809th
499th
398th
227th
224th
1st
423rd
360th
1st
35th
197th
70th
94th
386th
466th
Pernicious Numbers
441st
209th
455th
813th
783rd
342nd
770th
669th
603rd
713th
1st
1,072nd
71st
534th
114th
258th
17th
393rd
174th
238th
95th
24th
532nd
144th
331st
362nd
828th
318th
431st
413th
491st
738th
Pernicious Numbers (Long)
455th
141st
97th
259th
357th
1st
161st
4th
9th
173rd
117th
183rd
282nd
Poker
21st
27th
22nd
17th
74th
58th
2nd
39th
3rd
18th
13th
💎
11th
28th
8th
78th
Prime Numbers
1,515th
1,308th
426th
1,048th
805th
412th
1,296th
2,179th
219th
1,798th
1,234th
260th
1st
124th
511th
1st
1,983rd
1,745th
88th
408th
159th
175th
434th
652nd
1,146th
1,712th
1,222nd
Prime Numbers (Long)
907th
1,252nd
685th
545th
586th
865th
298th
432nd
510th
118th
721st
762nd
289th
1st
136th
257th
1st
992nd
78th
285th
571st
342nd
311th
670th
693rd
558th
Proximity Grid
116th
114th
100th
5th
11th
2nd
77th
59th
30th
QR Decoder
139th
135th
118th
52nd
40th
127th
1st
109th
53rd
Quine
1st
1,520th
216th
3,277th
1,223rd
1,613th
2,323rd
1,554th
1,378th
521st
2,867th
1,010th
500th
1,329th
192nd
1,171st
1st
1,031st
1,093rd
445th
141st
3,759th
387th
1,274th
1,454th
2,671st
1,445th
2,252nd
Recamán
201st
318th
565th
305th
824th
182nd
4th
215th
2nd
43rd
317th
397th
568th
Repeating Decimals
122nd
128th
41st
90th
86th
64th
88th
49th
20th
83rd
18th
38th
Reverse Polish Notation
196th
250th
379th
99th
245th
1st
86th
171st
398th
362nd
143rd
291st
59th
231st
61st
186th
645th
Rijndael S-box
67th
219th
263rd
113th
39th
179th
207th
143rd
56th
10th
152nd
192nd
8th
95th
53rd
124th
133rd
119th
Rock-paper-scissors-Spock-lizard
234th
82nd
54th
152nd
18th
170th
58th
119th
Roman to Arabic
176th
202nd
133rd
352nd
8th
290th
21st
251st
2nd
175th
70th
22nd
41st
47th
405th
338th
Rule 110
239th
90th
122nd
227th
182nd
2nd
254th
💎
44th
131st
10th
104th
Seven Segment
132nd
160th
182nd
137th
231st
💎
97th
77th
SI Units
7th
15th
12th
9th
💎
54th
14th
Sierpiński Triangle
409th
177th
318th
257th
211th
55th
424th
2nd
114th
102nd
224th
288th
221st
Smith Numbers
50th
146th
102nd
280th
182nd
69th
414th
231st
153rd
1st
138th
5th
468th
12th
36th
315th
97th
300th
255th
156th
Spelling Numbers
107th
353rd
228th
120th
249th
132nd
1st
301st
169th
Star Wars Opening Crawl
23rd
29th
10th
26th
57th
17th
💎
4th
49th
6th
Sudoku
9th
8th
57th
29th
7th
14th
💎
2nd
40th
4th
Sudoku v2
12th
48th
33rd
99th
44th
5th
24th
💎
28th
54th
27th
4th
Ten-pin Bowling
157th
40th
131st
150th
41st
25th
86th
💎
102nd
43rd
45th
70th
Time Distance
74th
54th
93rd
304th
110th
8th
111th
💎
70th
51st
147th
Tongue-twisters
104th
373rd
336th
410th
48th
26th
277th
20th
287th
14th
241st
42nd
272nd
1,063rd
25th
80th
United States
33rd
198th
230th
228th
185th
31st
34th
💎
153rd
2nd
67th
118th
Vampire Numbers
12th
122nd
23rd
57th
248th
131st
185th
9th
97th
1st
148th
29th
4th
77th
85th
238th
161st
154th
171st
201st
Van Eck Sequence
249th
133rd
327th
363rd
1st
101st
24th
352nd
7th
38th
139th
46th
706th
Zodiac Signs
28th
47th
54th
65th
45th
48th
4th
22nd
108th
36th
γ
84th
51st
65th
73rd
69th
72nd
55th
62nd
1st
82nd
38th
99th
57th
λ
292nd
135th
223rd
188th
99th
2nd
134th
31st
137th
97th
77th
46th
π
312th
191st
243rd
417th
144th
141st
4th
23rd
166th
85th
147th
76th
222nd
333rd
326th
τ
317th
187th
180th
391st
120th
184th
4th
129th
154th
136th
97th
75th
224th
300th
316th
φ
224th
288th
294th
162nd
293rd
518th
159th
1st
192nd
1st
355th
77th
253rd
375th
12th
29th
334th
316th
62nd
155th
√2
784th
518th
308th
249th
173rd
312th
413th
709th
202nd
319th
302nd
2nd
256th
217th
196th
285th
200th
11th
32nd
342nd
101st
444th
163rd
𝑒
225th
331st
356th
474th
177th
519th
368th
257th
1st
124th
15th
173rd
718th
159th
55th
210th
419th
285th
269th
325th
301st