Niven Numbers in JavaScript in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Hole All 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table Billiards brainfuck Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 224th synchromic 700 60 9 May 2020 224th Luca2812 700 60 10 Feb 2022 224th TaserTheFox 🇺🇸 700 60 26 May 2023 224th Nicronmil 700 60 8 Jun 2023 224th charliegaming 700 60 21 Oct 2024 231st lukasmoellerch 689 61 13 Jan 2019 231st tomaskavka 689 61 27 Apr 2020 231st mobibluman 689 61 3 Sep 2021 231st zakariamouhid 689 61 20 May 2023 235th dijs 677 62 15 Dec 2019 235th NatNgs 677 62 7 Feb 2020 235th GusGold 677 62 17 Nov 2020 235th igmcdowell 677 62 29 Nov 2021 235th RobertHoeh 677 62 18 Jan 2024 235th 823126 677 62 19 Dec 2024 241st GLambermont 667 63 8 Oct 2018 241st tangweikun 667 63 25 Oct 2018 241st ConorOBrien-Foxx 667 63 2 Mar 2019 241st dahrens 667 63 6 Jul 2019 241st deniz-blue 667 63 20 Oct 2023 246th McErer 656 64 12 Jan 2019 246th oitio 656 64 13 Feb 2020 246th tommy-dronkers 656 64 19 Nov 2020 246th kozgera 656 64 20 Apr 2021 246th Ashikpaul 🇮🇳 656 64 29 Jul 2022 246th shandriy 656 64 8 Nov 2024 246th jake6192 656 64 16 May 2025 253rd paudr 646 65 5 May 2019 253rd Kibble 646 65 10 Jul 2020 253rd jorbDehmel 🇺🇸 646 65 15 Apr 2023 253rd StronkCheese 🇺🇸 646 65 8 Sep 2023 253rd XenThe 🇬🇧 646 65 22 hours ago 258th mrxz 🇳🇱 636 66 23 Jun 2019 258th arrudagates 636 66 24 Jun 2021 258th LukeBridges 🇬🇧 636 66 19 Oct 2022 258th IchBinMichMarkus 636 66 10 Jul 2023 258th TheRealOhead 🇺🇸 636 66 28 Sep 2023 258th goodwyna21 636 66 5 Nov 2024 264th ollybrabs 627 67 22 Aug 2018 264th stadamdoki 627 67 19 Apr 2021 264th sebipopa 🇷🇴 627 67 19 May 2023 264th Florian-Mt 627 67 23 Oct 2023 268th tickct 618 68 13 Sep 2019 268th taimanh229 618 68 5 Jan 2021 268th Michal-Miky-Jankovsky 618 68 12 Nov 2021 268th oddvalue 618 68 23 Aug 2022 268th CatsAreFluffy 618 68 18 Feb 2023 273rd oscarlvp 609 69 30 Apr 2019 273rd c0d3-4-F00d 🇩🇪 609 69 22 Sep 2021 273rd AnnoyedArt1256 609 69 10 Aug 2022 273rd Heathcorp 🇦🇺 609 69 11 Nov 2022 277th Y0UR-U5ERNAME 600 70 5 Sep 2021 277th vroup 🇩🇰 600 70 29 Sep 2022 277th amiralitaheri 600 70 23 Feb 2023 277th MiranDaniel 🇨🇿 600 70 1 Sep 2023 281st StefanTifrea 592 71 15 Jul 2020 281st richard-oelze 🇩🇪 592 71 31 Dec 2020 281st bac0id 592 71 26 Jun 2024 284th Nefsen402 583 72 24 Jan 2019 284th gnlow 🇰🇷 583 72 26 Apr 2020 284th EFHIII 583 72 16 Aug 2020 284th Eolu 583 72 8 Apr 2021 284th FrederikHutfless 🇩🇪 583 72 21 Dec 2022 284th gigaprofisi 🇺🇸 583 72 10 Aug 2025 290th ereztaiar 🇮🇱 575 73 11 Sep 2021 290th DaCuteRaccoon 575 73 28 Dec 2022 292nd lynxaegon 568 74 26 Jun 2018 292nd dylanpyle 568 74 12 Oct 2021 294th SamirHodzic 560 75 10 Oct 2018 294th cryosis7 560 75 28 Nov 2018 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