12 Days of Christmas
730
874
Abundant Numbers
707
Arabic to Roman
381
588
Arithmetic Numbers
552
671
715
804445
723
819
722
Arrows
203
Ascending Primes
114
106
245
328
Card Number Validation
355
606
Catalan’s Constant
130
69
CSS Colors
171
Day of Week
315564419
823
Divisors
876
Emojify
289
Factorial Factorisation
362
Farey Sequence
444
Fizz Buzz
763
833600
947236
951896
900
968
Fractions
687
Intersection
672
ISBN
450
Kaprekar Numbers
128
75
Leap Years
530
Levenshtein Distance
275
ln 2
81921101017095
N Queens
312
Niven Numbers
618
Niven Numbers (Long)
679
Ordinal Numbers
542
631
PalindromemordnilaP
747
Prime Numbers
633
Quine
615
967
411366723
349
575473878
11846160529
467
307
655635
319592202
946259
857633105
820
Repeating Decimals
495
Rock-paper-scissors-Spock-lizard
451
Roman to Arabic
539
Scrambled Sort
425
747
Seven Segment
352
Spelling Numbers
330
Star Wars Opening Crawl
387
Tic-tac-toe
529
United States
132
Vampire Numbers
105
83
γ
4984853044962972481132734817294889111045010092
1671784686
4612047041113116493314486500804797194741856549464320
590507510725538134516478
λ
508502493506230266206275200157221177180205231206171
265
π
85961191017899100114675943628290596748
1383262
1261545830
10313316017325885051631064513440138
59520413578253108132111
τ
81
φ
53
√2
51
𝑒
55
111
72