12 Days of Christmas
892
894
24 Game
26
99 Bottles of Beer
389
1,000
660
1914
Abundant Numbers
837
785
292
Abundant Numbers (Long)
837
939
Arabic to Roman
985
Arithmetic Numbers
2
4
2
948
Ascending Primes
150381
ASCII Table
306
267
Card Number Validation
613
Catalan Numbers
15
733
3151
Catalan’s Constant
92104
147
544
103
76
43
182
162
584
208165
Christmas Trees
109
96
980
111
75
Collatz
14
2567
8
15
71018
919
13
35
25
CSS Colors
254
Cubes
34
Day of Week
885
Diamonds
66
893
39
Divisors
769
33
1,000
1,000
94
30
Emirp Numbers
451
629
746482
459
560
Emirp Numbers (Long)
65
Emojify
422
518
Evil Numbers
857
397
675
467
Evil Numbers (Long)
870
683
Farey Sequence
14
17
12
15
Fibonacci
523
578
905
197
828
1,000
704
482
282201
Fizz Buzz
348145
152
100
1,000138
955
100
983
932120
169198166112
Foo Fizz Buzz Bar
14
Gijswijt’s Sequence
31
45
Happy Numbers
868
473
Kolakoski Constant
118
112
90
68
71104
73
279
165
133189
Kolakoski Sequence
26
18
Leap Years
967
782
45
Leyland Numbers
53
822
120101
ln 2
29
Look and Say
43
949
63
40
Lucky Numbers
3
Medal Tally
733
Morse Decoder
259
393
Morse Encoder
237
Niven Numbers
794
848
794
550
406
Niven Numbers (Long)
970
Number Spiral
256
Odious Numbers
1,000
650
800
436
Odious Numbers (Long)
1,000
659
804
Pangram Grep
914
Pascal’s Triangle
789
531
48
Pernicious Numbers
1,000
201
343
Pernicious Numbers (Long)
958
374
5
Prime Numbers
1,000
800
656
427
608447
Prime Numbers (Long)
1,000
698
459
Quine
615
1,000
969
Recamán
771
83
Seven Segment
792
Sierpiński Triangle
43759910911392102119117107149412
14586127133120143
178651265712117793845712313917319340491901171041218289150151
223113145
11270104177
Smith Numbers
41
93
Tongue-twisters
501
638
559
United States
555
131
Vampire Numbers
175
Van Eck Sequence
255
660
20
γ
584
λ
545
277211
211
240186
213
287
196
146
545
168534
162
180152349
577551
529567
π
102
60
145
τ
55
73
145
φ
92103
5256
37
3192
52
162
√2
27
147
𝑒
6465108908591
59
395879
60
131
961424931
8911712814426654049477651639117
664177106682219111290132