12 Days of Christmas
742
879
Abundant Numbers
718
Arabic to Roman
403
605
Arithmetic Numbers
585
720
779
882463
782
843
761
Arrows
209
Ascending Primes
124
110
283
381
Card Number Validation
386
634
Catalan’s Constant
143
71
CSS Colors
180
Day of Week
346606471
859
Divisors
891
Emojify
295
Factorial Factorisation
376
Farey Sequence
462
Fizz Buzz
778
847612
976243
977903
906
980
Fractions
709
Intersection
697
ISBN
464
Kaprekar Numbers
135
78
Leap Years
538
Levenshtein Distance
285
ln 2
9010212411379104
N Queens
326
Niven Numbers
629
Niven Numbers (Long)
694
Ordinal Numbers
590
648
PalindromemordnilaP
784
Prime Numbers
645
Quine
615
1,000
440382768
375
634527957
12452189569
493
316
727672
347618214
969278
893672116
893
Repeating Decimals
516
Rock-paper-scissors-Spock-lizard
457
Roman to Arabic
557
Scrambled Sort
518
796
Seven Segment
360
Spelling Numbers
345
Star Wars Opening Crawl
403
Tic-tac-toe
554
United States
135
Vampire Numbers
115
86
γ
568548344567333271122303549761019499120514109100
1901994794
52822773411251295583575565718654275102772076856566363
669578586831607148584545
λ
567545547565251281217297210162232186191220248219180
285
π
9210213011285105106123736245668998637251
1493366
1401655931
11014517819225945254641164714942149
66422314785281118145123
τ
89
φ
58
√2
56
𝑒
60
126
76