The Tower of Hanoi hole will go live in approximately 22 hours. Why not try and solve it ahead of time?
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 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 Tower of Hanoi 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 901st emgordon154 565 115 101ms 21 hours ago 902nd MaxElf999 563 91 23ms 27 Sep 2022 902nd Yewzir 🇧🇪 563 91 30ms 19 May 2023 902nd aaardwark 563 91 14ms 2 Jun 2025 902nd YAJUE114514 563 91 17ms 3 Jul 2025 902nd osNiko 🇧🇷 563 91 16ms 22 Aug 2025 907th snoozingnewt 🇺🇸 563 98 85ms 13 Oct 2025 908th weliveinhell 🇭🇹 563 104 3ms 3 Oct 2023 909th MeWhenI 🇻🇦 562 79 84ms 12 Dec 2022 910th h3ra993huskp 🇯🇵 562 136 296ms 23 Sep 2024 911th Shotokhan 562 140 2,332ms 2 Oct 2025 912th snoozingnewt 🇺🇸 562 149 35ms 13 Oct 2025 913th btjones0 561 64 11ms 20 May 2021 914th JOrE20 🇺🇸 561 73 10ms 24 days ago 915th Shanethegamer 🇺🇸 560 82 21ms 8 Sep 2021 916th cure-honey 🇯🇵 558 110 97ms 11 Jul 2021 917th Jacob385 558 137 344ms 28 Oct 2025 918th MathieuIko 557 92 40ms 21 Feb 2022 918th SniperSmiley 🇺🇸 557 92 16ms 21 Jun 2022 918th Vaekor 557 92 14ms 28 Jul 2023 918th eiburns 557 92 14ms 27 Oct 2023 922nd trinityy-7 554 74 9ms 6 Feb 2024 923rd roavin 553 131 338ms 23 Jun 2022 924th scpchicken 🇵🇼 552 56 29ms 17 Dec 2022 925th Chinay-Domitrix 🇺🇸 552 117 2,136ms 2 Apr 2025 926th ashtraypettingzoo 🇺🇸 551 37 2ms 5 Apr 2023 927th jtaxen 551 93 23ms 5 Apr 2024 927th PyryL 🇫🇮 551 93 14ms 23 Aug 2024 929th targrik 550 66 73ms 29 Jul 2025 930th MeWhenI 🇻🇦 550 95 118ms 15 Nov 2022 931st snoozingnewt 🇺🇸 547 71 211ms 13 Oct 2025 932nd adoxography 546 75 12ms 20 Aug 2021 933rd snoozingnewt 🇺🇸 546 97 120ms 13 Oct 2025 934th madeforlosers 546 114 48ms 25 Oct 2023 935th HumanoidCPU 546 140 345ms 21 days ago 936th snoozingnewt 🇺🇸 546 144 2,299ms 13 Oct 2025 937th j-Ewan 545 94 22ms 1 Mar 2022 937th AbhilashaTandon 545 94 11ms 28 Feb 2023 937th briankuder 545 94 11ms 31 May 2023 940th bac0id 545 133 347ms 26 Sep 2023 941st MeWhenI 🇻🇦 543 99 18ms 9 May 2024 941st snoozingnewt 🇺🇸 543 99 9ms 13 Oct 2025 943rd pschmid0 🇺🇸 542 67 4ms 1 Oct 2022 944th neihousaigaai 542 141 307ms 2 May 2021 945th emgordon154 540 68 134ms 4 Aug 2024 946th RDShah 539 95 41ms 25 Nov 2021 946th inverseLorentz 🇦🇺 539 95 15ms 10 Jul 2022 946th Ripick 539 95 13ms 30 Dec 2022 946th fynnkroeger 539 95 15ms 6 Jan 2023 946th brimstonetrader 539 95 16ms 22 Jan 2024 951st call23re 538 90 2ms 4 Sep 2021 952nd msbranicky 538 146 54ms 10 Jan 2024 953rd JGDoerrer 535 146 150ms 17 Feb 2022 954th RKlazinga 534 96 17ms 14 Aug 2021 954th randolchance 534 96 30ms 9 Feb 2023 954th jmmographer 534 96 18ms 11 Nov 2023 957th JRaspass 🇬🇧 533 61 110ms 21 Jun 2021 958th Shanethegamer 🇺🇸 533 101 196ms 15 Mar 2023 959th shaunjc 532 77 9ms 10 Jun 2021 959th thisishowmymindworks 🇳🇴 532 77 10ms 28 Jun 2024 959th alexsave 532 77 9ms 8 Nov 2024 959th kirjavascript 532 77 10ms 15 Mar 2025 963rd Yewzir 🇧🇪 529 91 495ms 15 Jan 2024 964th smartiel 528 97 52ms 19 Sep 2022 964th qwjhvbxi 528 97 15ms 8 Feb 2024 966th MeWhenI 🇻🇦 526 132 44ms 28 Aug 2024 967th IISResetMe 525 74 263ms 17 Jul 2024 968th cure-honey 🇯🇵 523 81 575ms 11 Jul 2021 969th ehulinsky 🇺🇸 523 98 45ms 15 Nov 2021 969th 0dyse 523 98 11ms 6 May 2025 969th damoose717 523 98 14ms 23 May 2025 972nd okaponta 521 150 153ms 11 Jan 2024 973rd Re-Adventures 🇮🇳 519 79 10ms 17 Jan 2022 973rd BambooleanLogic 🇸🇪 519 79 10ms 30 Aug 2022 973rd gigaprofisi 🇺🇸 519 79 11ms 24 Jun 2025 First Prev 901–975 of 1,766 Next Last