12 Days of Christmas
343
99 Bottles of Beer
343
Abundant Numbers
640
Arabic to Roman
335
Arithmetic Numbers
583597
Arrows
186
ASCII Table
342
brainfuck
158
Catalan Numbers
286
Catalan’s Constant
59
Christmas Trees
476
Collatz
599
CSS Colors
75
Cubes
300
Diamonds
290
Divisors
692
Emirp Numbers
354
Emojify
174
Evil Numbers
577
Evil Numbers (Long)
578
Fibonacci
303282459332
529
Fizz Buzz
890
Foo Fizz Buzz Bar
783
Forsyth–Edwards Notation
288
Fractions
457
Happy Numbers
248
Happy Numbers (Long)
310
Hexdump
315
Intersection
488
ISBN
434
Jacobi Symbol
298
Kolakoski Constant
57
Kolakoski Sequence
418
Leap Years
522
641
765716
Levenshtein Distance
224
Leyland Numbers
389
Look and Say
380
Lucky Numbers
404
Lucky Tickets
78
Morse Decoder
121
Morse Encoder
135
Niven Numbers
622
Niven Numbers (Long)
671
Number Spiral
197
Odious Numbers
574
Odious Numbers (Long)
567
Ordinal Numbers
503
Pangram Grep
542
Pascal’s Triangle
318
411
512
Pernicious Numbers
354
Prime Numbers
209
336
496
Prime Numbers (Long)
217
358
411
Quine
606
945
Recamán
523
Roman to Arabic
340
ROT13
274
Seven Segment
287
Spelling Numbers
157
Time Distance
180
Van Eck Sequence
247
φ
681
√2
661
𝑒
695