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 Multitap Input 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 Multitap Input 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 600th CatsAreFluffy 728 108 55ms 16 Dec 2022 602nd rboath 727 61 82ms 9 Jan 2025 603rd targrik 726 130 264ms 4 Jul 2025 603rd snoozingnewt 🇨🇦 726 130 257ms 13 Oct 2025 605th DialFrost 🇸🇬 725 33 34ms 27 Jan 2023 606th MeWhenI 🇻🇦 723 67 2ms 22 Jul 2024 607th primo-ppcg 🇹🇭 722 45 102ms 21 Jun 2021 608th Drew-j-Smith 722 71 41ms 19 Apr 2022 608th commandblockguy 🇺🇸 722 71 13ms 22 Sep 2022 610th ovs-code 🇩🇪 719 51 133ms 17 Nov 2024 611th eranws 719 57 10ms 9 Sep 2022 611th iczelia 🇩🇪 719 57 10ms 11 Oct 2025 613th stefangimmillaro 719 75 101ms 25 Jun 2023 614th albanian-laundromat 718 67 363ms 23 Oct 2025 615th inventshah 718 131 93ms 9 Sep 2022 616th albanian-laundromat 717 77 153ms 15 days ago 617th cure-honey 🇯🇵 717 109 132ms 11 Jul 2021 617th mousetail 🇳🇱 717 109 128ms 18 Jan 2024 619th snoozingnewt 🇨🇦 714 82 2ms 13 Oct 2025 620th mauro-1 🇮🇹 712 72 16ms 18 Aug 2021 620th PiterAnnema 712 72 36ms 23 Mar 2022 620th Andrey135296 712 72 11ms 4 Apr 2022 620th TaserTheFox 🇺🇸 712 72 11ms 27 Jan 2023 620th Fracture17 712 72 38ms 13 Apr 2023 620th WillConker 712 72 47ms 10 Mar 2024 620th jipsong 🇩🇪 712 72 18ms 10 Jun 2024 620th CutSandstone 712 72 35ms 5 Jul 2024 628th sean-niemann 🇺🇸 710 110 121ms 9 Jun 2025 629th emplv 🇱🇻 709 118 28ms 29 Jun 2022 630th rak1507 🇬🇧 708 76 196ms 29 Jun 2021 630th GrayJoKing 🇦🇺 708 76 142ms 14 Mar 2022 632nd Irratix 🇳🇱 708 111 58ms 3 Jan 2022 632nd Yewzir 🇧🇪 708 111 56ms 11 Feb 2024 634th emgordon154 707 52 46ms 27 Nov 2024 634th olleicua 🇺🇸 707 52 40ms 25 Feb 2025 634th codereport 🇨🇦 707 52 37ms 21 Apr 2025 634th snoozingnewt 🇨🇦 707 52 42ms 13 Oct 2025 638th dokutan 707 68 376ms 12 Feb 2025 639th emgordon154 707 203 552ms 6 Nov 2025 640th KatieLG 🇬🇧 706 56 987ms 13 Oct 2021 641st Shanethegamer 🇺🇸 704 34 42ms 6 May 2021 641st MeWhenI 🇻🇦 704 34 38ms 9 Nov 2021 641st sisyphus-ppcg 🇦🇺 704 34 41ms 2 Mar 2022 644th jared-hughes 704 51 6ms 17 Jul 2022 645th snoozingnewt 🇨🇦 704 63 93ms 6 days ago 646th razetime 703 29 3ms 13 Jan 2022 647th snoozingnewt 🇨🇦 702 69 2ms 13 Oct 2025 648th Irratix 🇳🇱 702 73 41ms 7 May 2022 648th fredrik-bakke 🇳🇴 702 73 36ms 2 Oct 2022 648th fourth-bit 702 73 49ms 5 Dec 2022 648th CatsAreFluffy 702 73 26ms 17 Dec 2022 648th jmerle 🇳🇱 702 73 68ms 16 Feb 2023 648th AlexanderFair 702 73 47ms 2 Jul 2023 648th NickTheEASDude 🇺🇸 702 73 43ms 6 Aug 2024 648th AtengChen 702 73 11ms 27 Aug 2024 648th andrewjc2000 702 73 45ms 18 Jul 2025 648th madeforlosers 702 73 11ms 22 days ago 658th Herbert00709 🇵🇱 702 112 57ms 1 Nov 2024 659th GolfingSuccess 🇬🇷 701 81 25ms 11 Sep 2022 660th MeWhenI 🇻🇦 700 194 1,639ms 27 days ago 661st luuumine 🇫🇷 698 112 122ms 18 days ago 662nd commandblockguy 🇺🇸 697 69 454ms 15 Jan 2024 662nd TheZwierzLF 🇵🇱 697 69 415ms 12 days ago 664th oceko 696 113 59ms 19 Feb 2024 665th MeWhenI 🇻🇦 695 114 29ms 7 Jun 2023 666th adoxography 694 53 42ms 20 Aug 2021 666th schachmattmatt 694 53 50ms 25 Sep 2021 666th anter69 🇭🇺 694 53 44ms 9 Jan 2023 666th tatzyr 🇯🇵 694 53 43ms 18 Jan 2025 670th ovs-code 🇩🇪 694 86 5ms 21 Jul 2024 671st adoxography 693 74 47ms 20 Aug 2021 671st m42km 693 74 11ms 25 Nov 2023 671st Stockoh 🇫🇷 693 74 43ms 23 Jun 2024 671st TheZwierzLF 🇵🇱 693 74 12ms 24 May 2025 675th MeWhenI 🇻🇦 692 90 44ms 17 Feb 2023 First Prev 601–675 of 1,776 Next Last