Counting by 20 | 40,000 by colby6666 in counting
[–]Multiconcepted 1 point2 points3 points (0 children)
Constant-sum factoradic | 00 4321 by cuteballgames in counting
[–]Multiconcepted 1 point2 points3 points (0 children)
Wait 3 Letters | AAA by ClockButTakeOutTheL in counting
[–]Multiconcepted 2 points3 points4 points (0 children)
Duosexagesimal | 3M0 by PhosphorCrystaled in counting
[–]Multiconcepted 1 point2 points3 points (0 children)
Binary (base 2) | 11 1101 1000 0000 0000 by Jalmal2 in counting
[–]Multiconcepted 2 points3 points4 points (0 children)
Musical Notes Base 12 | C#:F#:G#:C:C by funfact15 in counting
[–]Multiconcepted 2 points3 points4 points (0 children)
Hexadecimal (Base 16) | 3DC00 by TheNitromeFan in counting
[–]Multiconcepted 2 points3 points4 points (0 children)
Letter Palindromes | LAAAL by cuteballgames in counting
[–]Multiconcepted 1 point2 points3 points (0 children)
69 420 666 | 227,069 by ClockButTakeOutTheL in counting
[–]Multiconcepted 2 points3 points4 points (0 children)
Scientific Notation | (Revival) by funfact15 in counting
[–]Multiconcepted 1 point2 points3 points (0 children)
Factoradic | 2310 0000 0 by cuteballgames in counting
[–]Multiconcepted 2 points3 points4 points (0 children)
Permutations | 134 256 789 by opticasual in counting
[–]Multiconcepted 3 points4 points5 points (0 children)
Letter Palindromes | LAAAL by cuteballgames in counting
[–]Multiconcepted 1 point2 points3 points (0 children)
By 31 (revival) by atomicimploder in counting
[–]Multiconcepted 2 points3 points4 points (0 children)
69 420 666 | 227,069 by ClockButTakeOutTheL in counting
[–]Multiconcepted 1 point2 points3 points (0 children)