12 Days of Christmas
985th
1,393rd
773rd
407th
705th
1,253rd
36th
597th
293rd
996th
1,230th
659th
222nd
24 Game
91st
32nd
105th
35th
20th
💎
7th
87th
2nd
108th
27th
23rd
99 Bottles of Beer
782nd
1,007th
1,033rd
185th
925th
954th
21st
192nd
795th
1,231st
147th
Abundant Numbers
1,019th
533rd
573rd
843rd
920th
1,006th
2,099th
508th
45th
226th
327th
17th
79th
598th
211th
241st
1,489th
596th
1,281st
236th
848th
1,015thAbundant Numbers (Long)
273rd
133rd
282nd
622nd
502nd
372nd
191st
390th
584th
68th
192nd
289th
26th
4th
567th
162nd
22nd
328th
159th
209th
489th
439thArabic to Roman
80th
103rd
489th
46th
136th
77th
514th
💎
3rd
451st
84th
472nd
517th
102nd
Arithmetic Numbers
378th
135th
67th
43rd
60th
130th
505th
397th
53rd
120th
116th
194th
132nd
105th
31st
80th
💎
113th
57th
34th
💎
69th
103rd
411th
160th
129th
591st
3rd
49th
107th
38th
191st
109th
614th
377th
285th
217th
114th
228thArrows
196th
320th
636th
399th
171st
32nd
280th
1st
27th
82nd
312th
512th
Ascending Primes
264th
78th
126th
114th
160th
43rd
223rd
52nd
3rd
58th
154th
1st
136th
147th
64th
145th
86th
ASCII Table
39th
44th
457th
116th
90th
283rd
99th
101st
224th
545th
253rd
222nd
131st
256th
521st
463rd
97th
111th
brainfuck
585th
441st
187th
506th
548th
370th
242nd
37th
386th
50th
702nd
99th
81st
265th
Catalan Numbers
1st
520th
344th
507th
300th
416th
583rd
459th
481st
414th
181st
12th
684th
101st
141st
214th
260th
427th
29th
425th
593rd
195th
378th
391stCatalan’s Constant
236th
215th
184th
43rd
2nd
62nd
213th
102nd
260th
223rd
123rdChristmas Trees
134th
547th
580th
372nd
361st
220th
349th
49th
258th
29th
4th
187th
168th
90th
497th
438th
Collatz
1,188th
788th
198th
431st
664th
176th
533rd
320th
520th
597th
80th
25th
141st
4th
488th
22nd
54th
238th
162nd
123rd
455th
625th
924th
733rd
461stCSS Colors
361st
230th
81st
192nd
309th
110th
189th
137th
2nd
65th
159th
170th
397th
Cubes
226th
290th
166th
192nd
121st
237th
12th
378th
31st
391st
Day of Week
168th
159th
252nd
522nd
363rd
221st
757th
310th
67th
740th
364th
1st
473rd
143rd
104th
190th
DFA Simulator
28th
45th
170th
52nd
19th
173rd
2nd
175th
76th
168th
Diamonds
230th
127th
300th
128th
501st
65th
11th
28th
6th
214th
81st
312th
1,233rd
359th
Divisors
1,584th
340th
683rd
1,356th
576th
816th
1,190th
770th
1,112th
837th
296th
174th
1st
1,345th
311th
1,384th
18th
1,157th
29th
235th
22nd
771st
256th
752nd
1,359th
1,136th
975thEmirp Numbers
457th
206th
553rd
947th
299th
381st
415th
170th
699th
1st
219th
128th
546th
771st
714th
419th
489th
Emirp Numbers (Long)
72nd
285th
225th
40th
279th
106th
4th
156th
1st
214th
171st
212th
349th
Emojify
58th
67th
242nd
126th
4th
98th
37th
76th
15th
2nd
89th
92nd
13th
86th
Evil Numbers
1,373rd
376th
1,405th
615th
969th
441st
1,363rd
407th
2,044th
662nd
1,351st
830th
135th
333rd
1,276th
1st
418th
1,303rd
36th
955th
1,267th
532nd
999th
554th
1,514th
870th
Evil Numbers (Long)
649th
180th
214th
653rd
497th
437th
251st
783rd
453rd
60th
268th
935th
1st
346th
594th
32nd
736th
601st
521st
376th
527th
572ndFactorial Factorisation
49th
30th
224th
88th
135th
80th
5th
45th
💎
101st
24th
2nd
216th
39th
60th
129th
150th
Farey Sequence
197th
257th
242nd
60th
92nd
318th
280th
221st
124th
101st
137th
1st
227th
35th
73rd
76th
5th
139th
179th
209th
232nd
114th
262nd
195th
188th
377th
Fibonacci
2,898th
3,047th
1,922nd
6,873rd
261st
646th
710th
2,255th
2,188th
2,812th
2,190th
1,883rd
1,872nd
5,626th
771st
1,530th
1,523rd
1,430th
779th
1st
317th
296th
1,955th
606th
154th
388th
1st
2,555th
421st
1,785th
2,923rd
2,787th
1,438th
1,575th
39th
2,928th
2,223rd
837th
684th
1,645th
2,666th
2,112th
751st
3,019th
2,633rdFizz Buzz
1,492nd
1,073rd
1,525th
4,616th
3,254th
1,562nd
4,054th
2,014th
4,250th
672nd
5,285th
524th
13th
660th
404th
3,755th
732nd
1,147th
390th
2,498th
663rd
2,472nd
5,836th
Foo Fizz Buzz Bar
341st
196th
333rd
1,015th
541st
378th
343rd
655th
404th
1,304th
228th
66th
15th
746th
220th
987th
461st
Forsyth–Edwards Notation
206th
226th
82nd
62nd
26th
213th
3rd
13th
17th
59th
136th
76th
317th
215th
Fractions
427th
102nd
131st
252nd
724th
376th
284th
201st
438th
1st
247th
112th
244th
100th
541st
271st
215th
9th
233rd
414th
Game of Life
116th
292nd
165th
45th
68th
196th
💎
280th
186th
218th
397th
Gijswijt’s Sequence
99th
220th
147th
44th
1st
123rd
4th
31st
3rd
83rd
138th
43rd
28th
146th
208th
143rd
Happy Numbers
618th
737th
209th
648th
448th
606th
1,440th
296th
276th
160th
685th
1st
593rd
357th
153rd
325th
1,087th
619th
431st
446th
436th
789thHappy Numbers (Long)
234th
149th
493rd
418th
134th
291st
372nd
65th
23rd
91st
2nd
498th
61st
126th
347th
519th
368th
449th
395th
312thHexdump
77th
63rd
260th
92nd
153rd
124th
156th
282nd
26th
44th
240th
86th
67th
331st
Intersection
321st
455th
319th
48th
283rd
269th
2nd
74th
227th
253rd
Inventory Sequence
338th
127th
263rd
450th
502nd
1st
138th
8th
103rd
45th
6th
286th
310th
92nd
76th
340th
19th
213th
536th
198th
275thISBN
419th
179th
655th
592nd
497th
516th
322nd
327th
379th
109th
204th
119th
50th
2nd
39th
349th
181st
459th
353rd
393rd
Jacobi Symbol
106th
109th
283rd
115th
53rd
19th
131st
4th
135th
8th
45th
77th
326th
349th
Kolakoski Constant
32nd
69th
207th
157th
145th
23rd
29th
8th
182nd
68th
140th
317th
Kolakoski Sequence
460th
365th
90th
368th
641st
144th
100th
81st
301st
115th
1st
20th
164th
747th
40th
215th
789th
598th
485th
Leap Years
229th
514th
683rd
360th
252nd
1,978th
120th
124th
459th
29th
178th
3rd
293rd
153rd
584th
451st
1,018th
Levenshtein Distance
263rd
379th
138th
99th
196th
112th
414th
2nd
15th
68th
43rd
170th
235thLeyland Numbers
371st
207th
157th
189th
234th
338th
332nd
348th
94th
262nd
45th
68th
191st
323rd
181st
49th
4th
93rd
629th
433rd
671st
ln 2
394th
203rd
119th
130th
117th
192nd
20th
89th
106th
154th
3rd
70th
191st
146th
315th
274th
389thLook and Say
186th
92nd
373rd
124th
274th
543rd
190th
259th
805th
229th
287th
1st
94th
24th
140th
276th
222nd
3rd
226th
358th
485th
114th
207th
29th
161st
376th
255th
300th
264thLucky Numbers
73rd
83rd
78th
49th
218th
147th
1st
194th
14th
246th
77th
4th
5th
43rd
299th
124th
282nd
174thLucky Tickets
169th
189th
104th
62nd
37th
56th
99th
34th
48th
2nd
202nd
191st
87th
288th
178th
157th
147th
Mahjong
12th
21st
25th
2nd
23rd
6th
8th
💎
11th
16th
62nd
Maze
236th
212th
43rd
63rd
5th
146th
💎
193rd
75th
68th
Medal Tally
156th
51st
188th
108th
2nd
84th
12th
145th
💎
199th
81st
102nd
135th
Morse Decoder
200th
139th
51st
34th
123rd
17th
194th
68th
Morse Encoder
104th
240th
137th
47th
62nd
221st
8th
234th
83rd
Musical Chords
90th
70th
109th
52nd
63rd
82nd
47th
50th
73rd
2nd
114th
49th
94th
N Queens
29th
16th
26th
39th
159th
41st
107th
57th
51st
💎
48th
19th
114th
2nd
150th
21st
7th
116th
31st
Niven Numbers
159th
1,385th
1,175th
910th
474th
2,452nd
281st
675th
1,018th
1,953rd
888th
697th
560th
744th
796th
855th
952nd
829th
1,822nd
1,081st
705th
1,294th
241st
2,655th
886th
1,734th
401st
47th
865th
4th
1,320th
261st
433rd
949th
1,029th
1,154th
487th
990th
1,267th
7th
462nd
32nd
1,330th
351st
1,227th
1,954th
715th
640th
1,683rd
1,200th
2,186th
567th
1,372ndNiven Numbers (Long)
497th
172nd
707th
376th
522nd
260th
515th
711th
180th
149th
419th
199th
119th
2nd
162nd
89th
334th
13th
38th
1,024th
277th
851st
Number Spiral
115th
311th
177th
156th
118th
47th
1st
35th
7th
296th
44th
198th
285th
112th
182nd
109th
Odious Numbers
322nd
1,205th
549th
772nd
614th
1,686th
860th
792nd
103rd
193rd
1,196th
1st
337th
1,009th
34th
962nd
1,190th
1,276th
468th
1,597th
890th
Odious Numbers (Long)
304th
475th
451st
227th
570th
442nd
86th
168th
919th
1st
277th
614th
32nd
849th
651st
668th
489th
Ordinal Numbers
500th
624th
447th
517th
590th
520th
373rd
699th
333rd
73rd
116th
180th
455th
86th
183rd
485th
96th
2nd
435th
384th
Pangram Grep
1,200th
325th
261st
1,128th
455th
411th
1,005th
196th
106th
341st
46th
305th
3rd
805th
477th
251st
511th
148th
342nd
747th
Pascal’s Triangle
460th
346th
244th
778th
399th
325th
139th
136th
1st
343rd
462nd
1st
64th
106th
44th
297th
276th
385th
Pernicious Numbers
441st
194th
422nd
802nd
738th
730th
746th
638th
768th
691st
1st
1,064th
84th
515th
127th
210th
17th
372nd
159th
218th
108th
24th
490th
72nd
652nd
344th
858th
314th
412th
394th
472nd
790thPernicious Numbers (Long)
464th
246th
96th
255th
361st
1st
87th
4th
63rd
145th
236th
161st
277thPoker
23rd
31st
202nd
26th
87th
61st
117th
39th
189th
161st
196th
2nd
211th
45th
195th
69th
Prime Numbers
1,408th
1,155th
471st
939th
658th
702nd
1,157th
2,094th
208th
2,198th
1,326th
252nd
1st
127th
446th
1st
1,861st
1,636th
91st
373rd
162nd
924th
377th
549th
945th
1,602nd
1,849thPrime Numbers (Long)
916th
1,256th
685th
623rd
567th
914th
395th
419th
484th
124th
725th
956th
289th
1st
144th
262nd
1st
995th
82nd
285th
561st
331st
306th
670th
691st
542ndProximity Grid
214th
97th
77th
21st
134th
3rd
197th
50th
148th
QR Decoder
122nd
120th
186th
41st
165th
183rd
4th
160th
51st
Quine
1st
1,530th
216th
3,360th
1,234th
1,623rd
2,392nd
1,564th
1,382nd
528th
2,877th
1,021st
501st
1,341st
192nd
1,182nd
1st
1,042nd
1,104th
446th
141st
3,766th
388th
1,285th
1,466th
2,680th
1,457th
2,271st
Recamán
240th
407th
477th
261st
783rd
158th
16th
202nd
3rd
51st
287th
333rd
475th
Repeating Decimals
116th
122nd
173rd
84th
79th
60th
169th
41st
160th
76th
34th
83rd
Reverse Polish Notation
175th
459th
303rd
80th
197th
1st
72nd
145th
310th
451st
117th
244th
54th
458th
302nd
352nd
567th
Rijndael S-box
213th
256th
121st
171st
170th
158th
100th
53rd
7th
115th
189th
4th
184th
44th
176th
130th
140thRock-paper-scissors-Spock-lizard
365th
41st
42nd
287th
36th
326th
54th
351st
Roman to Arabic
155th
381st
108th
319th
35th
312th
237th
357th
153rd
17th
137th
396th
374th
52nd
326th
516th
285th
Rule 110
242nd
216th
97th
234th
158th
3rd
21st
💎
185th
108th
24th
231st
Seven Segment
129th
355th
170th
340th
270th
11th
70th
326th
SI Units
125th
15th
19th
12th
9th
139th
20th
Sierpiński Triangle
372nd
203rd
313th
246th
206th
50th
233rd
2nd
169th
156th
264th
339th
216th
Smith Numbers
51st
141st
332nd
238th
170th
147th
320th
299th
135th
1st
32nd
6th
372nd
106th
104th
489th
285th
252nd
411th
139thSpelling Numbers
328th
460th
194th
108th
446th
97th
1st
202nd
147th
Star Wars Opening Crawl
22nd
30th
159th
29th
60th
21st
10th
17th
44th
143rd
Sudoku
15th
176th
64th
27th
19th
149th
💎
21st
48th
185th
Sudoku v2
20th
44th
143rd
86th
36th
17th
148th
💎
145th
56th
179th
127th
Ten-pin Bowling
151st
149th
115th
160th
31st
22nd
136th
8th
189th
166th
42nd
159th
Time Distance
180th
302nd
114th
205th
88th
5th
300th
21st
108th
62nd
282nd
Tongue-twisters
114th
489th
773rd
403rd
669th
397th
325th
71st
712th
13th
185th
89th
601st
535th
157th
104th
United States
212th
246th
338th
181st
124th
233rd
228th
💎
300th
8th
275th
93rd
Vampire Numbers
15th
121st
241st
65th
196th
124th
172nd
170th
110th
3rd
150th
159th
6th
275th
94th
391st
296th
152nd
322nd
177thVan Eck Sequence
265th
210th
325th
359th
1st
97th
18th
76th
7th
130th
122nd
40th
727th
Zodiac Signs
39th
52nd
252nd
59th
74th
151st
14th
10th
103rd
30th
γ
187th
161st
59th
69th
63rd
68th
54th
57th
1st
77th
155th
94th
140th
λ
360th
326th
202nd
187th
197th
29th
324th
93rd
323rd
538th
335th
107th
π
288th
161st
334th
399th
110th
107th
112th
7th
148th
76th
112th
259th
236th
300th
409th
τ
293rd
153rd
298th
385th
102nd
148th
155th
100th
128th
112th
77th
257th
227th
271st
392nd
φ
208th
262nd
286th
301st
275th
537th
190th
391st
174th
3rd
333rd
67th
245th
358th
36th
117th
485th
416th
53rd
171st
√2
809th
523rd
287th
267th
212th
313th
411th
712th
189th
586th
301st
277th
252nd
193rd
163rd
274th
175th
73rd
4th
396th
335th
445th
167th
𝑒
191st
342nd
357th
487th
203rd
530th
375th
459th
251st
2nd
126th
16th
182nd
716th
157th
56th
184th
381st
283rd
314th
313th
287th