The Taxicab Numbers hole will go live in approximately 3 days. Why not try and solve it ahead of time?
φ 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 601st commandz0 🇺🇸 821 61 493ms 15 Jan 2024 602nd jhu04 821 63 10ms 24 Sep 2022 602nd Command-Master 821 63 11ms 23 Sep 2023 602nd Matter1024 🇮🇳 821 63 26ms 23 days ago 605th dokutan 819 59 5ms 31 Dec 2023 605th DialFrost 🇸🇬 819 59 5ms 16 Dec 2024 605th kg583 🇺🇸 819 59 6ms 15 Sep 2025 608th MeWhenI 🇻🇦 817 101 1,677ms 7 Nov 2025 608th edsrzf 🇳🇿 817 101 607ms 17 Nov 2025 610th namelessiw 816 111 443ms 21 Jul 2025 611th annaproxy 815 44 2,108ms 28 Jan 2022 612th piano-miles 815 59 17ms 19 Feb 2023 612th CatsAreFluffy 815 59 11ms 19 Feb 2023 614th DialFrost 🇸🇬 813 125 51ms 7 May 2025 615th sean-niemann 🇺🇸 812 170 144ms 8 Jun 2025 616th DialFrost 🇸🇬 809 102 554ms 26 Sep 2025 616th stefangimmillaro 809 102 640ms 6 Oct 2025 618th SirBogman 🇺🇸 809 112 568ms 21 Nov 2021 619th elgan65536 🇺🇸 809 132 328ms 18 Nov 2023 620th namelessiw 808 62 433ms 5 Mar 2024 621st LucasBertocchini 808 64 10ms 11 Dec 2020 621st MaxElf999 808 64 10ms 15 Feb 2024 621st KasperKivimaeki 🇫🇮 808 64 76ms 16 Jul 2025 624th ovs-code 🇩🇪 805 60 386ms 10 Dec 2023 625th ovs-code 🇩🇪 805 62 5ms 11 Mar 2023 626th DialFrost 🇸🇬 804 66 1,624ms 23 Aug 2024 627th DialFrost 🇸🇬 802 155 1,776ms 18 Jan 2026 628th cywong-amino 🇭🇰 801 60 39ms 2 Jul 2020 628th didion0 🇺🇸 801 60 10ms 9 Feb 2022 628th dmrichwa 🇺🇸 801 60 20ms 15 Jun 2022 631st annaproxy 801 113 575ms 5 Apr 2022 631st CaedenHarper 🇨🇦 801 113 1,000ms 19 Oct 2025 633rd MeWhenI 🇻🇦 799 89 138ms 15 Oct 2022 634th prplz 🇦🇺 796 56 551ms 25 Jun 2020 635th bwenstar 796 65 10ms 9 Aug 2022 635th nstearns96 🇬🇧 796 65 11ms 15 Sep 2023 635th GeorgeStechman 🇬🇧 796 65 48ms 6 Jan 2024 638th namelessiw 794 104 720ms 7 Oct 2025 639th roguh 🇬🇹 793 63 5ms 26 Jan 2024 640th primo-ppcg 🇹🇭 792 133 70ms 11 Dec 2025 640th sean-niemann 🇺🇸 792 133 69ms 23 Dec 2025 642nd kg583 🇺🇸 792 163 185ms 3 days ago 643rd MeWhenI 🇻🇦 790 43 41ms 29 Dec 2024 644th ovs-code 🇩🇪 789 59 241ms 3 Aug 2024 644th emgordon154 789 59 123ms 10 Aug 2024 646th primo-ppcg 🇹🇭 787 37 37ms 6 Dec 2020 647th Yax42 🇫🇷 787 115 404ms 25 Dec 2024 648th duckyluuk 🇳🇱 786 105 529ms 25 Sep 2025 649th SirBogman 🇺🇸 786 134 65ms 25 May 2023 650th petar-donchev 784 66 69ms 3 Sep 2019 650th za3k 784 66 11ms 19 Oct 2022 650th qpwoeirut 784 66 13ms 14 Aug 2025 653rd lifthrasiir 🇰🇷 784 316 1,351ms 15 Dec 2024 654th jared-hughes 783 73 123ms 15 Sep 2023 655th MeWhenI 🇻🇦 782 57 307ms 14 Jul 2024 656th ovs-code 🇩🇪 782 91 189ms 9 Jul 2024 656th DialFrost 🇸🇬 782 91 136ms 23 Mar 2025 658th MeWhenI 🇻🇦 780 68 1,455ms 12 May 2023 659th KasperKivimaeki 🇫🇮 780 135 67ms 20 Nov 2025 660th dokutan 779 49 7ms 25 Feb 2026 661st Herbert00709 🇵🇱 778 133 13ms 7 Jun 2024 662nd MeWhenI 🇻🇦 776 39 48ms 13 Jul 2024 663rd itsh01 776 62 55ms 14 Sep 2022 663rd owen-c-parker 🇺🇸 776 62 12ms 30 Mar 2023 663rd gigaprofisi 🇺🇸 776 62 12ms 1 Sep 2025 663rd voytxt 🇨🇿 776 62 10ms 5 days ago 667th DialFrost 🇸🇬 776 107 722ms 1 Apr 2025 668th DialFrost 🇸🇬 775 136 65ms 9 Dec 2025 669th BREMAUCY 🇫🇷 772 44 224ms 23 Mar 2024 669th janlelis 772 44 46ms 23 Sep 2024 669th DialFrost 🇸🇬 772 44 229ms 26 Dec 2024 672nd FlorianCassayre 🇫🇷 769 139 347ms 19 Jul 2025 673rd stassats 768 65 24ms 28 Apr 2018 673rd jslip 768 65 38ms 5 Sep 2018 673rd GrayJoKing 🇦🇺 768 65 15ms 17 Dec 2020 673rd BBoehm 🇩🇪 768 65 14ms 25 Feb 2021 673rd stefangimmillaro 768 65 2,617ms 14 Nov 2024 678th Sp3000 🇦🇺 767 38 10ms 28 May 2021 679th edsrzf 🇳🇿 767 140 74ms 23 Dec 2025 680th lynn 766 61 17ms 15 Nov 2021 681st rucin93 🇵🇱 766 125 173ms 20 days ago 682nd SirBogman 🇺🇸 764 133 47ms 3 Jun 2025 683rd rucin93 🇵🇱 762 116 116ms 28 Mar 2025 684th CatsAreFluffy 761 68 10ms 19 Feb 2023 684th cros107 🇦🇺 761 68 11ms 5 Sep 2025 686th albanian-laundromat 🇺🇸 761 141 73ms 23 Dec 2025 687th emgordon154 760 97 491ms 27 May 2025 688th sean-niemann 🇺🇸 759 159 44ms 25 May 2023 689th MeWhenI 🇻🇦 757 50 95ms 1 Nov 2023 690th pardouin 🇫🇷 757 66 15ms 21 Mar 2025 691st snoozingnewt 🇨🇦 755 45 91ms 16 Oct 2025 691st anter69 🇭🇺 755 45 85ms 9 Dec 2025 693rd SirBogman 🇺🇸 755 59 333ms 9 Jun 2020 694th j-Ewan 752 142 389ms 14 Mar 2022 694th jerrandolph 752 142 320ms 23 Dec 2023 696th MeWhenI 🇻🇦 751 62 157ms 3 Aug 2024 697th jbt 751 64 9ms 24 Dec 2023 698th acotis 750 184 161ms 28 Jun 2025 699th Shanethegamer 🇺🇸 749 69 10ms 27 Jun 2022 699th elgan65536 🇺🇸 749 69 71ms 18 Nov 2023 First Prev 601–700 of 2,623 Next Last