Van Eck Sequence in all languages 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 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 Minesweeper 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 Minesweeper 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 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 Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 601st targrik 725 130 264ms 4 Jul 2025 601st snoozingnewt 🇺🇸 725 130 257ms 13 Oct 2025 603rd MeWhenI 🇻🇦 723 67 2ms 22 Jul 2024 604th primo-ppcg 🇹🇭 722 45 102ms 21 Jun 2021 605th Drew-j-Smith 722 71 41ms 19 Apr 2022 605th commandblockguy 🇺🇸 722 71 13ms 22 Sep 2022 607th ovs-code 🇩🇪 719 51 133ms 17 Nov 2024 608th eranws 719 57 9ms 9 Sep 2022 608th iczelia 🇩🇪 719 57 10ms 11 Oct 2025 610th stefangimmillaro 719 75 108ms 25 Jun 2023 611th albanian-laundromat 718 67 363ms 23 Oct 2025 612th inventshah 718 131 122ms 9 Sep 2022 613th albanian-laundromat 717 77 153ms 14 days ago 614th cure-honey 🇯🇵 717 109 132ms 11 Jul 2021 614th mousetail 🇳🇱 717 109 128ms 18 Jan 2024 616th snoozingnewt 🇺🇸 714 82 2ms 13 Oct 2025 617th mauro-1 🇮🇹 712 72 16ms 18 Aug 2021 617th PiterAnnema 712 72 36ms 23 Mar 2022 617th Andrey135296 712 72 11ms 4 Apr 2022 617th TaserTheFox 🇺🇸 712 72 11ms 27 Jan 2023 617th Fracture17 712 72 38ms 13 Apr 2023 617th WillConker 712 72 47ms 10 Mar 2024 617th jipsong 🇩🇪 712 72 18ms 10 Jun 2024 617th CutSandstone 712 72 35ms 5 Jul 2024 625th sean-niemann 🇺🇸 710 110 121ms 9 Jun 2025 626th emplv 🇱🇻 709 118 28ms 29 Jun 2022 627th rak1507 🇬🇧 708 76 196ms 29 Jun 2021 627th GrayJoKing 🇦🇺 708 76 142ms 14 Mar 2022 629th Irratix 🇳🇱 708 111 57ms 3 Jan 2022 629th Yewzir 🇧🇪 708 111 53ms 11 Feb 2024 631st emgordon154 707 52 46ms 27 Nov 2024 631st olleicua 🇺🇸 707 52 40ms 25 Feb 2025 631st codereport 🇨🇦 707 52 37ms 21 Apr 2025 631st snoozingnewt 🇺🇸 707 52 42ms 13 Oct 2025 635th dokutan 707 68 376ms 12 Feb 2025 636th emgordon154 707 203 552ms 27 days ago 637th KatieLG 🇬🇧 706 56 987ms 13 Oct 2021 638th Shanethegamer 🇺🇸 704 34 42ms 6 May 2021 638th MeWhenI 🇻🇦 704 34 38ms 9 Nov 2021 638th sisyphus-ppcg 🇦🇺 704 34 41ms 2 Mar 2022 641st jared-hughes 704 51 6ms 17 Jul 2022 642nd snoozingnewt 🇺🇸 704 63 93ms 5 days ago 643rd razetime 703 29 3ms 13 Jan 2022 644th snoozingnewt 🇺🇸 702 69 3ms 13 Oct 2025 645th Irratix 🇳🇱 702 73 41ms 7 May 2022 645th fredrik-bakke 🇳🇴 702 73 36ms 2 Oct 2022 645th fourth-bit 702 73 49ms 5 Dec 2022 645th CatsAreFluffy 702 73 26ms 17 Dec 2022 645th jmerle 🇳🇱 702 73 68ms 16 Feb 2023 645th AlexanderFair 702 73 47ms 2 Jul 2023 645th NickTheEASDude 🇺🇸 702 73 43ms 6 Aug 2024 645th AtengChen 702 73 11ms 27 Aug 2024 645th andrewjc2000 702 73 45ms 18 Jul 2025 645th madeforlosers 702 73 11ms 20 days ago 655th Herbert00709 🇵🇱 702 112 52ms 1 Nov 2024 656th GolfingSuccess 🇬🇷 701 81 25ms 11 Sep 2022 657th MeWhenI 🇻🇦 700 194 1,639ms 26 days ago 658th luuumine 🇫🇷 698 112 122ms 17 days ago 659th commandblockguy 🇺🇸 697 69 454ms 15 Jan 2024 659th TheZwierzLF 🇵🇱 697 69 415ms 11 days ago 661st oceko 696 113 57ms 19 Feb 2024 662nd MeWhenI 🇻🇦 695 114 29ms 7 Jun 2023 663rd adoxography 694 53 42ms 20 Aug 2021 663rd schachmattmatt 694 53 50ms 25 Sep 2021 663rd anter69 🇭🇺 694 53 44ms 9 Jan 2023 663rd tatzyr 🇯🇵 694 53 43ms 18 Jan 2025 667th ovs-code 🇩🇪 694 86 5ms 21 Jul 2024 668th adoxography 693 74 47ms 20 Aug 2021 668th m42km 693 74 11ms 25 Nov 2023 668th Stockoh 🇫🇷 693 74 43ms 23 Jun 2024 668th TheZwierzLF 🇵🇱 693 74 12ms 24 May 2025 672nd MeWhenI 🇻🇦 692 90 44ms 17 Feb 2023 673rd ian-h-chamberlain 🇺🇸 692 113 125ms 6 Jul 2022 674th frankgraziano 692 245 15ms 30 Sep 2025 675th Shanethegamer 🇺🇸 691 78 103ms 15 Oct 2022 First Prev 601–675 of 1,772 Next Last