Van Eck Sequence in all languages in bytes. 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 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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 Bytes Time Submitted 641st eranws 719 57 10ms 9 Sep 2022 641st iczelia 🇩🇪 719 57 12ms 11 Oct 2025 643rd KatieLG 🇬🇧 719 67 429ms 1 Oct 2025 643rd albanian-laundromat 719 67 407ms 23 Oct 2025 645th stefangimmillaro 719 75 117ms 25 Jun 2023 646th inventshah 719 131 93ms 9 Sep 2022 647th cure-honey 🇯🇵 717 109 128ms 11 Jul 2021 647th mousetail 🇳🇱 717 109 121ms 18 Jan 2024 649th emgordon154 715 101 485ms 8 Feb 2026 650th scpchicken 🇵🇼 713 48 555ms 8 Jan 2023 651st emplv 🇱🇻 713 118 26ms 29 Jun 2022 652nd kyleclaassen 712 76 22ms 9 Feb 2022 652nd za3k 712 76 17ms 16 Oct 2022 652nd cros107 🇦🇺 712 76 45ms 6 Aug 2023 652nd elgan65536 🇺🇸 712 76 46ms 7 Apr 2024 652nd wh3n3v3r 🇨🇿 712 76 18ms 14 Nov 2024 657th sean-niemann 🇺🇸 710 110 130ms 9 Jun 2025 658th rak1507 🇬🇧 709 76 137ms 29 Jun 2021 658th GrayJoKing 🇦🇺 709 76 130ms 14 Mar 2022 660th emgordon154 708 52 41ms 27 Nov 2024 660th olleicua 🇺🇸 708 52 46ms 25 Feb 2025 660th codereport 🇨🇦 708 52 33ms 21 Apr 2025 660th snoozingnewt 🇨🇦 708 52 38ms 13 Oct 2025 664th Irratix 🇳🇱 708 111 63ms 3 Jan 2022 664th Yewzir 🇧🇪 708 111 59ms 11 Feb 2024 666th KatieLG 🇬🇧 707 56 1,480ms 13 Oct 2021 667th emgordon154 707 203 1,499ms 6 Nov 2025 668th jared-hughes 705 51 6ms 17 Jul 2022 669th razetime 704 29 3ms 13 Jan 2022 670th Shanethegamer 🇺🇸 704 34 34ms 6 May 2021 670th MeWhenI 🇻🇦 704 34 34ms 9 Nov 2021 670th sisyphus-ppcg 🇦🇺 704 34 34ms 2 Mar 2022 670th DialFrost 🇸🇬 704 34 34ms 18 Jan 2023 674th snoozingnewt 🇨🇦 703 69 2ms 13 Oct 2025 675th LeeCamp 703 77 25ms 23 Dec 2021 675th Just4FunCoder 703 77 20ms 23 Mar 2023 675th codewrite 🇬🇧 703 77 11ms 9 Jul 2025 675th vhoulbreque 🇫🇷 703 77 11ms 3 Dec 2025 679th MeWhenI 🇻🇦 703 194 1,704ms 7 Nov 2025 680th albanian-laundromat 702 55 2ms 8 days ago 681st Herbert00709 🇵🇱 702 112 56ms 1 Nov 2024 682nd GolfingSuccess 🇬🇷 701 81 18ms 11 Sep 2022 683rd albanian-laundromat 701 120 26ms 8 days ago 684th emgordon154 700 85 2ms 24 Dec 2021 685th commandz0 🇺🇸 698 69 493ms 15 Jan 2024 685th TheZwierzLF 🇵🇱 698 69 469ms 22 Nov 2025 687th luuumine 🇫🇷 698 112 123ms 16 Nov 2025 688th Shanethegamer 🇺🇸 697 111 457ms 25 Sep 2025 688th snoozingnewt 🇨🇦 697 111 431ms 13 Oct 2025 690th MeWhenI 🇻🇦 697 114 27ms 7 Jun 2023 691st Shanethegamer 🇺🇸 696 73 27ms 28 Apr 2023 692nd oceko 696 113 63ms 19 Feb 2024 693rd frankgraziano 695 245 15ms 30 Sep 2025 694th adoxography 694 53 41ms 20 Aug 2021 694th schachmattmatt 694 53 38ms 25 Sep 2021 694th tatzyr 🇯🇵 694 53 44ms 18 Jan 2025 697th Indivicivet 694 78 58ms 26 Oct 2021 697th SirFireball3521 694 78 17ms 14 Mar 2023 697th Alex-x90 🇺🇸 694 78 19ms 6 Nov 2023 700th MeWhenI 🇻🇦 694 90 41ms 17 Feb 2023 701st DialFrost 🇸🇬 692 52 10ms 29 Dec 2025 702nd ian-h-chamberlain 🇺🇸 692 113 128ms 6 Jul 2022 703rd arjanadriaanse 🇳🇱 691 78 141ms 10 Feb 2022 703rd Shanethegamer 🇺🇸 691 78 116ms 15 Oct 2022 703rd tobeannouncd 691 78 1,395ms 8 Jan 2024 706th MeWhenI 🇻🇦 690 56 2ms 4 Nov 2022 707th kkoenig 690 138 292ms 4 Jan 2024 708th o0lit3 🇺🇸 688 45 12ms 4 May 2021 709th HumanoidCPU 688 70 480ms 25 May 2024 710th albanian-laundromat 687 248 13ms 18 Sep 2025 711th Fishron 685 79 51ms 19 Oct 2021 711th pascscha 685 79 18ms 28 Mar 2022 711th 2011-Chan-Ethan 685 79 62ms 10 Jul 2023 711th zgialor-lab 685 79 16ms 10 days ago 715th msbranicky 684 83 2ms 4 Aug 2023 716th voytxt 🇨🇿 683 55 141ms 3 Aug 2024 717th Naruyoko 683 60 14ms 13 Aug 2023 717th two-bad 🇬🇧 683 60 21ms 15 Feb 2024 717th emgordon154 683 60 22ms 6 May 2025 717th Yax42 🇫🇷 683 60 10ms 9 Sep 2025 First Prev 641–720 of 1,869 Next Last