The Taxicab Numbers hole will go live in approximately 7 hours. Why not try and solve it ahead of time?
Happy Numbers in Python 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 Huffman Encoder 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 Huffman Encoder 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 499th alangodfrey 521 119 11ms 11 Jun 2019 499th ElevatorShaft 521 119 10ms 18 Jun 2019 499th iso4096 521 119 12ms 8 Mar 2020 499th Andre3582 521 119 10ms 25 Oct 2020 499th enbyte 521 119 10ms 27 May 2021 499th Hannah-Varekamp 521 119 11ms 17 Jun 2021 499th StarmaQ 521 119 10ms 12 Jan 2022 499th Trunksistor 🇫🇷 521 119 17ms 19 Apr 2022 499th Puperger 521 119 9ms 19 Jun 2022 499th jhpaques 🇫🇷 521 119 10ms 29 Jul 2022 499th kevdah 521 119 10ms 2 Aug 2022 499th bwenstar 521 119 11ms 9 Aug 2022 499th mdnestor 521 119 10ms 28 Dec 2022 499th mbittner20 521 119 11ms 27 May 2023 499th HumanoidCPU 521 119 10ms 3 May 2024 499th therealnumbers 521 119 11ms 4 Jun 2024 499th RedzGoose 🇦🇺 521 119 10ms 25 Oct 2024 499th mishak-sys 521 119 9ms 31 Mar 2025 499th damoose717 521 119 11ms 23 May 2025 499th WillowWispy 521 119 20ms 25 May 2025 499th averagepythondev 521 119 10ms 2 Jan 2026 522nd jaredcrystal 🇺🇸 517 120 17ms 17 Mar 2018 522nd BenBanerjeeRichards 517 120 10ms 20 Jan 2022 524th johnnythedoggie 512 121 24ms 26 Apr 2021 524th bac0id 512 121 10ms 27 Sep 2023 524th brimstonetrader 512 121 10ms 22 Jan 2024 527th babakoban 508 122 10ms 30 Aug 2019 527th AreYouW 508 122 10ms 6 Dec 2019 527th Hawkeye99 508 122 10ms 6 Dec 2019 527th ADV1K 🇮🇳 508 122 10ms 18 Feb 2020 527th garrisonhh 508 122 24ms 21 Nov 2020 527th Command-Crafter 508 122 12ms 8 Nov 2021 527th lovernj 508 122 10ms 7 Feb 2022 527th Demonarchet 508 122 10ms 2 May 2023 527th Deedogg 508 122 19ms 5 Sep 2024 527th 0dyse 508 122 11ms 29 Apr 2025 527th osNiko 🇧🇷 508 122 10ms 23 Jul 2025 538th lukasmoellerch 504 123 16ms 14 Jan 2019 538th Kreavita 504 123 11ms 14 Jan 2019 538th timkaiser 504 123 11ms 19 Apr 2019 538th bobbysq 504 123 11ms 29 Jun 2023 538th JNedd26 504 123 18ms 11 days ago 543rd KarachunIvan 500 124 12ms 19 Feb 2018 543rd sleepyStick 500 124 18ms 11 Mar 2022 543rd Apfelvater 500 124 24ms 2 Mar 2026 546th lmeuser 496 125 11ms 2 Dec 2017 546th 0xCake 496 125 18ms 20 Apr 2020 546th haydenridd 496 125 10ms 20 Oct 2020 546th markbyrne 496 125 10ms 20 Oct 2020 546th samchristiandd 496 125 11ms 19 Feb 2021 546th clementblaudeau 496 125 10ms 26 May 2021 546th brochmann 🇸🇪 496 125 10ms 6 Feb 2022 546th AliceFord 496 125 10ms 2 Jun 2022 546th elephantpanda 496 125 10ms 31 Aug 2022 546th Azearia 496 125 10ms 1 Dec 2022 546th Schreipfelerer 496 125 10ms 9 Apr 2023 546th eddvrs 496 125 10ms 21 Dec 2023 546th qwjhvbxi 496 125 13ms 8 Feb 2024 546th Pale-Vessel 496 125 10ms 1 Apr 2024 546th hippopotam00sehead 🇨🇦 496 125 9ms 13 Sep 2024 546th TralfamadorianComedian 496 125 10ms 31 Dec 2024 546th TheZwierzLF 🇵🇱 496 125 33ms 25 May 2025 563rd jackedwards04 492 126 11ms 22 Nov 2020 563rd b4dpxl 492 126 18ms 10 Nov 2021 563rd jettdc 492 126 10ms 31 Dec 2022 563rd jstechman 492 126 12ms 9 Mar 2024 567th usnheckler 488 127 65ms 7 Jun 2019 567th derekthatcher 488 127 18ms 25 Sep 2020 567th bastienvoirin 🇫🇷 488 127 18ms 28 Nov 2020 567th Evan-Robotics 488 127 18ms 26 Jan 2022 567th gareth-kmet 488 127 20ms 2 Mar 2023 572nd petar-donchev 484 128 12ms 8 Sep 2019 572nd shibacho 🇯🇵 484 128 18ms 25 Nov 2022 572nd EthanJantz 484 128 19ms 27 Aug 2025 575th ChristianFieldhouse 481 129 10ms 22 Mar 2021 576th richard-oelze 🇩🇪 477 130 17ms 28 Feb 2021 576th yokasuretsu 477 130 11ms 28 Nov 2021 576th andrewgopher 477 130 13ms 27 Jun 2022 576th LukasFolwarczny 🇨🇿 477 130 20ms 16 Sep 2022 576th ellis-rix 477 130 11ms 27 Jan 2023 576th Coding4Hours 477 130 19ms 4 Oct 2024 576th IsaacAlexBarden 477 130 11ms 13 Feb 2025 576th cuvam 🇺🇸 477 130 11ms 10 days ago 584th ozewski 473 131 70ms 2 May 2019 584th guliyevemil1 🇦🇿 473 131 11ms 18 Apr 2020 584th Gordo5556 473 131 11ms 29 Apr 2022 587th theonlytruemathnerd 470 132 18ms 11 Jan 2020 587th JuanGomez12 470 132 11ms 2 Feb 2023 587th aszku 470 132 10ms 20 Apr 2023 587th strogor 470 132 11ms 9 Jun 2025 591st Manby 466 133 12ms 30 Jun 2021 591st byteDJINN 466 133 19ms 16 Jan 2024 591st FusionAtom360 466 133 18ms 4 Jan 2026 594th patbassing 463 134 12ms 26 May 2019 594th Nibamot 463 134 10ms 19 Feb 2020 594th aagray33 463 134 10ms 28 Feb 2020 594th Techdude01 463 134 19ms 17 Dec 2022 594th julian-hoelz 463 134 11ms 15 Sep 2024 599th bkshrader 459 135 18ms 27 Dec 2018 599th reubengann 459 135 11ms 14 Feb 2020 First Prev 501–600 of 720 Next Last