12 Days of Christmas
19
369
400
99 Bottles of Beer
433
450
Abundant Numbers
683
831
Abundant Numbers (Long)
755
910
Arabic to Roman
457
478
Arithmetic Numbers
712
Arrows
396
413
Ascending Primes
371
394
ASCII Table
400
418
Card Number Validation
435
461
Catalan Numbers
498
Christmas Trees
612
648
Collatz
650
650
Cubes
476
450
Day of Week
603
642
Diamonds
437
461
Divisors
831
Emirp Numbers
67
447
483
Emirp Numbers (Long)
516
542
Emojify
268
Evil Numbers
560
762
709
854
Evil Numbers (Long)
760
833
Factorial Factorisation
261
322
Farey Sequence
409
Fibonacci
695508742871
894946921601688623800595652934880638542600843717941826734519947925499908961818541741580632608485935606273879717807406845888657685678
Fizz Buzz
603
847
891
Foo Fizz Buzz Bar
748
971
Gijswijt’s Sequence
525
Happy Numbers
554
Happy Numbers (Long)
690
Intersection
384
403
Inventory Sequence
479
Kaprekar Numbers
257
Kolakoski Sequence
601
Leap Years
826556
79711843853888737
714
815
Leyland Numbers
664
Look and Say
510
Lucky Numbers
318
Minesweeper
381
382
Niven Numbers
697
Niven Numbers (Long)
762
Number Spiral
362
240
Odious Numbers
766
834
Odious Numbers (Long)
776
831
Pangram Grep
646
Partition Numbers
381
257
Pascal’s Triangle
775
Pernicious Numbers
663
Pernicious Numbers (Long)
653
Prime Numbers
623
Prime Numbers (Long)
659
Recamán
718
ROT13
349
370
Seven Segment
288
Sierpiński Triangle
243
Smith Numbers
339
Spelling Numbers
211
Tongue-twisters
378
Tower of Hanoi
241
Trinomial Triangle
665
United States
183
Vampire Numbers
347
Van Eck Sequence
551
π
63
276
290
τ
242
254
𝑒
343
369