Niven Numbers in Python in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Minesweeper Morse Decoder Morse Encoder Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 637th TrAyZeN 677 65 10ms 12 Mar 2020 637th febiw 677 65 9ms 22 Mar 2020 637th alexandre-lavoie 677 65 10ms 20 Oct 2020 637th Retkoj 677 65 10ms 30 Nov 2020 637th wrhm 677 65 10ms 12 Dec 2020 637th Manby 677 65 9ms 7 Jul 2021 637th shen-hong-xin 677 65 10ms 7 Jul 2021 637th danielweper 677 65 10ms 21 Oct 2021 637th wirewolf010 677 65 10ms 4 Jan 2022 637th kyleclaassen 677 65 9ms 11 Mar 2022 637th TheSmilingTurtle 677 65 10ms 14 May 2022 637th celiendonze 🇨🇭 677 65 10ms 29 Mar 2023 637th Glinte 677 65 10ms 13 Dec 2023 637th azure-blondon 677 65 17ms 11 May 2024 637th kistlerf 🇨🇭 677 65 17ms 30 May 2025 637th yukii1004 677 65 10ms 25 Sep 2025 657th Threadzless 667 66 11ms 29 Oct 2018 657th patbassing 667 66 10ms 15 Jun 2019 657th kusti8 667 66 10ms 30 Jul 2019 657th GodEmperorCaterpie 667 66 11ms 4 Sep 2019 657th KiwiKoder0123 667 66 10ms 22 Oct 2019 657th DarkTemplar5 667 66 18ms 24 Feb 2020 657th jthomas1294 667 66 9ms 7 May 2020 657th VictorFordham 667 66 11ms 8 Aug 2020 657th the-soph-ia 667 66 10ms 31 Jan 2021 657th ethandhunt 667 66 10ms 21 Jul 2021 657th Y0UR-U5ERNAME 667 66 10ms 5 Sep 2021 657th martinnorling 🇸🇪 667 66 10ms 4 Feb 2022 657th Trunksistor 🇫🇷 667 66 10ms 18 May 2022 657th rowboat1 667 66 16ms 19 Jun 2022 657th Yareeeema 667 66 10ms 6 Jan 2023 657th Skwerl23 667 66 11ms 6 Feb 2023 657th Azearia 667 66 10ms 13 Aug 2023 657th tails618 667 66 11ms 21 Aug 2023 657th ItsEthanDev 667 66 10ms 13 Dec 2023 657th jmjaggi1202 667 66 9ms 13 Dec 2023 657th Ralac07 🇦🇺 667 66 10ms 12 Jun 2024 657th JesseNoEyes 🇺🇸 667 66 10ms 12 Oct 2024 657th Alex-Huggett 🇬🇧 667 66 17ms 23 Oct 2024 657th munchsaga 667 66 10ms 12 Jan 2025 657th CodyKlingler 667 66 10ms 7 Feb 2025 657th 6t41m0ct5 667 66 10ms 14 Apr 2025 657th muser-logiccpu 🇺🇦 667 66 11ms 26 Aug 2025 657th lokeshllkumar 667 66 10ms 26 Sep 2025 685th mvrkws 657 67 10ms 5 Dec 2018 685th zuparnowa 657 67 9ms 23 Jan 2019 685th Edgex42 657 67 10ms 25 May 2019 685th usnheckler 657 67 10ms 7 Jun 2019 685th henrytranter 657 67 11ms 20 Sep 2019 685th simplylu 657 67 10ms 5 Jun 2020 685th Psirving 657 67 9ms 21 Jul 2020 685th PyPylia 🇦🇺 657 67 9ms 7 Aug 2020 685th jameslindesay 657 67 9ms 24 Feb 2021 685th Larspolo 657 67 10ms 6 Jun 2021 685th feherd 657 67 10ms 29 Aug 2021 685th charlieharutaka 657 67 9ms 28 Sep 2021 685th sbr075 657 67 10ms 7 Dec 2021 685th brochmann 🇸🇪 657 67 10ms 7 Feb 2022 685th Marco-perce 657 67 10ms 12 Aug 2022 685th TimLeffke 657 67 12ms 17 Aug 2022 685th mdnestor 657 67 11ms 27 Dec 2022 685th Pimveha 657 67 10ms 12 Jan 2023 685th UriyaBA 657 67 10ms 20 Mar 2023 685th A-Dummo 657 67 10ms 28 May 2023 685th Fanrco 657 67 10ms 31 Aug 2023 685th epic-programmer-guy 657 67 10ms 20 Dec 2023 685th ComputerKWasTaken 🇺🇸 657 67 18ms 1 Jun 2024 685th lhulinsky 657 67 10ms 21 Oct 2024 685th Naitzirch 🇳🇱 657 67 10ms 3 Jul 2025 685th TJK-S 657 67 10ms 22 Oct 2025 711th Visckmart 647 68 10ms 22 Jul 2018 711th mfinzi 647 68 11ms 19 Nov 2018 711th EmadAIsmael 647 68 10ms 22 Jan 2019 711th jrburga 647 68 10ms 17 Nov 2019 711th scottJsonar 647 68 10ms 29 Nov 2019 711th Malin001 647 68 10ms 4 Jan 2020 711th theonlytruemathnerd 647 68 10ms 10 Jan 2020 711th mcdowell95 647 68 11ms 1 Apr 2020 711th havardMoe 647 68 9ms 30 Jul 2020 711th achow0 647 68 10ms 3 Aug 2020 First Prev 641–720 of 927 Next Last