12 Days of Christmas
398
403
Abundant Numbers
679
Arabic to Roman
381
420
Arithmetic Numbers
548
675
719
588446
727
681
673
Arrows
177
Ascending Primes
114
92
246
181
Card Number Validation
350
494
Catalan’s Constant
129
59
CSS Colors
75
Day of Week
317566422
662
Divisors
831
Emojify
259
Factorial Factorisation
289
Farey Sequence
392
Fizz Buzz
756
830598
943234
668893
822
868
Fractions
585
Intersection
495
ISBN
352
Kaprekar Numbers
125
65
Leap Years
530
Levenshtein Distance
215
ln 2
8193111957195
Minesweeper
N Queens
235
Niven Numbers
617
Niven Numbers (Long)
718
Ordinal Numbers
520
507
PalindromemordnilaP
613
Prime Numbers
633
Quine
615
968
412358724
338
577476880
11847161531
468
307
658636
320592202
947259
858634106
822
Repeating Decimals
364
Rock-paper-scissors-Spock-lizard
378
Roman to Arabic
409
Scrambled Sort
416
593
Seven Segment
254
Spelling Numbers
189
Star Wars Opening Crawl
224
Tic-tac-toe
413
United States
94
Vampire Numbers
104
62
γ
3302021792042373001681122021936094889111017710092
1681794686
3411657040112116195212384228802416994621855319852205
338227194205535134375181
λ
20818720624222919617320513496163115150157109173165
214
π
849611996799998114685343628290566748
1382762
1271065829
1111331611742574505056793814240138
34320413667257108113111
τ
81
φ
53
√2
51
𝑒
55
112
65