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 Numbrix 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 Numbrix 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 300th anter69 🇭🇺 869 59 21ms 22 Jan 2022 300th KatieLG 🇬🇧 869 59 50ms 11 Dec 2022 300th wuzekai518 869 59 10ms 28 Jun 2024 300th albanian-laundromat 869 59 11ms 30 Jul 2025 300th RaBa21 🇭🇺 869 59 11ms 11 Aug 2025 300th Lv0Sys 🇵🇱 869 59 11ms 7 days ago 307th namelessiw 869 88 367ms 26 days ago 307th DialFrost 🇸🇬 869 88 450ms 26 days ago 309th primo-ppcg 🇹🇭 869 195 12ms 13 Aug 2025 310th GrayJoKing 🇦🇺 868 83 450ms 14 Mar 2022 311th RockOfStone 865 56 2ms 5 Nov 2021 312th sean-niemann 🇺🇸 865 71 92ms 30 Dec 2024 313th bitsandbeyond 🇳🇱 864 45 663ms 5 Nov 2025 314th primo-ppcg 🇹🇭 863 84 317ms 21 Nov 2021 315th sean-niemann 🇺🇸 862 68 2ms 2 Jan 2025 316th primo-ppcg 🇹🇭 860 63 5ms 16 Aug 2023 317th DialFrost 🇸🇬 860 76 108ms 12 days ago 317th snoozingnewt 🇨🇦 860 76 131ms 12 days ago 319th jared-hughes 860 169 8ms 17 Mar 2023 320th primo-ppcg 🇹🇭 859 36 4ms 1 May 2021 320th HPWiz 🇳🇿 859 36 4ms 2 May 2021 322nd Lydxn 🇨🇦 859 46 1,137ms 27 Jun 2023 323rd b-illy 🇬🇧 859 56 363ms 7 Sep 2024 324th zacjl 858 81 47ms 14 Feb 2025 325th KasperKivimaeki 🇫🇮 858 110 272ms 29 Sep 2025 326th MichalMarsalek 🇨🇿 857 61 135ms 15 Nov 2021 326th GrayJoKing 🇦🇺 857 61 136ms 8 May 2022 328th jared-hughes 855 28 33ms 23 Sep 2021 328th neel11235813 855 28 34ms 4 Mar 2023 330th m-tkach 🇺🇦 855 92 55ms 2 Jan 2022 330th inventshah 855 92 54ms 16 Dec 2022 330th 09cf 855 92 54ms 9 Sep 2023 330th ovs-code 🇩🇪 855 92 54ms 3 Jun 2024 330th KasperKivimaeki 🇫🇮 855 92 55ms 15 days ago 335th dmrichwa 🇺🇸 854 48 9ms 25 Apr 2022 336th marcin7Cd 854 60 10ms 1 May 2021 336th RYNO8 854 60 29ms 29 Aug 2021 336th jared-hughes 854 60 12ms 11 Sep 2022 336th quimey 854 60 10ms 15 Mar 2023 336th janbehrens 🇩🇪 854 60 11ms 17 Jun 2023 336th tobeannouncd 854 60 10ms 18 Sep 2023 336th Hyunwook-Kim-WV 854 60 11ms 7 Aug 2025 336th blaztoma 🇱🇹 854 60 31ms 11 Sep 2025 336th jacekwladzinski 854 60 29ms 3 Oct 2025 336th edsrzf 🇳🇿 854 60 10ms 17 days ago 336th sisyphus-ppcg 🇦🇺 854 60 30ms 11 days ago 347th JayXon 🇺🇸 854 159 1,642ms 15 Sep 2025 348th GrayJoKing 🇦🇺 853 43 125ms 4 Aug 2024 349th stefangimmillaro 853 72 83ms 7 May 2023 350th namelessiw 852 85 359ms 16 Aug 2025 350th DialFrost 🇸🇬 852 85 389ms 26 days ago 352nd GrayJoKing 🇦🇺 850 24 3ms 5 Jun 2025 353rd MeWhenI 🇻🇦 850 208 928ms 12 Dec 2021 354th Shanethegamer 🇺🇸 849 169 477ms 28 Apr 2025 355th primo-ppcg 🇹🇭 846 72 18ms 22 Jan 2023 356th yeminghan2021 845 93 55ms 3 Feb 2025 357th CaedenHarper 🇨🇦 844 57 360ms 10 Sep 2024 357th DialFrost 🇸🇬 844 57 386ms 30 Dec 2024 359th Steffan153 🇫🇮 843 64 100ms 18 Jul 2024 360th tomtheisen 🇺🇸 843 86 325ms 21 Nov 2021 361st emplv 🇱🇻 843 112 267ms 19 Feb 2022 362nd primo-ppcg 🇹🇭 841 47 975ms 1 May 2021 362nd pardouin 🇫🇷 841 47 890ms 10 Sep 2025 364th ovs-code 🇩🇪 841 58 17ms 1 Jul 2024 365th Shanethegamer 🇺🇸 841 73 99ms 13 May 2021 366th knyghty 840 61 11ms 17 Feb 2024 366th zacjl 840 61 11ms 11 Sep 2024 366th MeWhenI 🇻🇦 840 61 10ms 29 Apr 2025 366th robin-scragg 840 61 14ms 24 Jul 2025 366th ryyyn 🇺🇸 840 61 17ms 21 days ago 371st Steffan153 🇫🇮 839 46 2ms 20 Jul 2024 371st sean-niemann 🇺🇸 839 46 2ms 28 Apr 2025 373rd ovs-code 🇩🇪 839 171 399ms 9 Mar 2025 374th m-tkach 🇺🇦 837 70 2ms 20 Dec 2021 374th inventshah 837 70 2ms 24 Nov 2022 First Prev 301–375 of 1,779 Next Last