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 676th ian-h-chamberlain 🇺🇸 692 113 125ms 6 Jul 2022 677th frankgraziano 692 245 15ms 30 Sep 2025 678th Shanethegamer 🇺🇸 691 78 102ms 15 Oct 2022 679th arjanadriaanse 🇳🇱 690 78 127ms 10 Feb 2022 679th tobeannouncd 690 78 1,467ms 8 Jan 2024 681st MeWhenI 🇻🇦 689 56 2ms 4 Nov 2022 682nd emgordon154 689 85 3ms 24 Dec 2021 683rd Shanethegamer 🇺🇸 689 111 343ms 25 Sep 2025 683rd snoozingnewt 🇨🇦 689 111 338ms 13 Oct 2025 685th o0lit3 🇺🇸 687 45 14ms 4 May 2021 686th JunkIce 687 70 399ms 3 Dec 2024 687th msbranicky 684 83 4ms 4 Aug 2023 688th kkoenig 684 138 254ms 4 Jan 2024 689th Naruyoko 683 60 13ms 13 Aug 2023 689th two-bad 🇬🇧 683 60 21ms 15 Feb 2024 689th emgordon154 683 60 21ms 6 May 2025 689th Yax42 🇫🇷 683 60 10ms 9 Sep 2025 693rd potato-jackson 683 75 11ms 10 Sep 2021 693rd osmith93 683 75 20ms 14 Jun 2022 693rd aksyristos 683 75 44ms 18 Jan 2023 693rd celiendonze 🇨🇭 683 75 11ms 11 Apr 2023 693rd programjames 683 75 40ms 3 Feb 2024 693rd bob-th 683 75 21ms 26 Jul 2024 693rd fkantelberg 683 75 39ms 22 Jul 2025 700th albanian-laundromat 683 248 13ms 18 Sep 2025 701st Shanethegamer 🇺🇸 680 30 3ms 5 Nov 2023 701st MeWhenI 🇻🇦 680 30 3ms 6 Nov 2023 703rd scpchicken 🇵🇼 677 48 486ms 8 Jan 2023 704th albanian-laundromat 677 57 2ms 39 hours ago 705th Shanethegamer 🇺🇸 677 107 341ms 27 May 2022 706th MeWhenI 🇻🇦 676 73 3ms 10 Oct 2023 707th 77Tigers 674 76 44ms 27 May 2021 707th kyleclaassen 674 76 21ms 9 Feb 2022 707th za3k 674 76 15ms 16 Oct 2022 707th cros107 🇦🇺 674 76 46ms 6 Aug 2023 711th emgordon154 674 116 148ms 22 Feb 2025 712th heypwesto 🇳🇿 672 46 3ms 3 Jun 2021 713th MeWhenI 🇻🇦 672 54 4ms 29 May 2023 714th FlorianCassayre 🇫🇷 672 61 9ms 22 Jan 2023 715th Shanethegamer 🇺🇸 672 117 58ms 28 Dec 2022 716th rucin93 🇵🇱 671 114 340ms 24 Sep 2025 717th Skwerl23 670 58 303ms 6 Feb 2023 718th MeWhenI 🇻🇦 670 68 694ms 15 Sep 2025 719th meenie 668 55 41ms 1 May 2021 719th KatieLG 🇬🇧 668 55 40ms 3 May 2021 719th olivermrose 🇺🇸 668 55 37ms 6 Nov 2021 719th shinh 668 55 47ms 22 Jun 2022 719th Andriamanitra 🇫🇮 668 55 44ms 17 Jul 2023 724th m42km 668 72 472ms 1 Feb 2024 725th voytxt 🇨🇿 667 55 139ms 3 Aug 2024 726th LeeCamp 666 77 24ms 23 Dec 2021 726th codewrite 🇬🇧 666 77 12ms 9 Jul 2025 728th madex 🇩🇪 666 88 3ms 15 Jun 2023 728th Alex-x90 🇺🇸 666 88 3ms 1 Oct 2023 730th janbehrens 🇩🇪 665 54 10ms 11 Jun 2021 731st Natanaelel 🇸🇪 664 81 178ms 7 Jul 2025 732nd Natanaelel 🇸🇪 663 49 100ms 12 Feb 2023 733rd elgan65536 662 118 149ms 30 Mar 2024 734th didion0 🇺🇸 661 62 9ms 6 May 2021 734th MeWhenI 🇻🇦 661 62 22ms 12 Jun 2021 736th snoozingnewt 🇨🇦 661 109 493ms 13 Oct 2025 737th annaproxy 659 110 357ms 29 Mar 2022 737th Matgc04 659 110 357ms 25 May 2023 737th Yewzir 🇧🇪 659 110 365ms 11 Feb 2024 740th janbehrens 🇩🇪 659 127 27ms 9 Jul 2021 741st NewDefectus 🇮🇱 658 47 3ms 19 Dec 2021 742nd CatsAreFluffy 658 89 2ms 15 Jan 2023 743rd Indivicivet 657 78 58ms 26 Oct 2021 743rd SirFireball3521 657 78 16ms 14 Mar 2023 745th MeWhenI 🇻🇦 652 99 2,832ms 24 Oct 2024 746th raphaelimahorn 650 63 12ms 10 Aug 2021 747th Stockoh 🇫🇷 650 74 392ms 24 Jun 2024 748th pascscha 649 79 17ms 28 Mar 2022 749th scpchicken 🇵🇼 648 83 185ms 25 Feb 2023 750th kmathis22 648 118 344ms 23 Oct 2025 First Prev 676–750 of 1,776 Next Last