Pernicious Numbers 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 396th primo-ppcg 🇹🇭 940 55 365ms 21 Nov 2021 396th prplz 🇦🇺 940 55 377ms 21 Nov 2021 396th sisyphus-ppcg 🇦🇺 940 55 354ms 21 Nov 2021 396th inventshah 940 55 377ms 18 Jun 2022 396th m-tkach 🇺🇦 940 55 374ms 26 Jun 2022 396th sean-niemann 🇺🇸 940 55 393ms 3 Nov 2022 396th stefangimmillaro 940 55 355ms 4 Nov 2022 396th MeWhenI 🇻🇦 940 55 374ms 5 Nov 2022 396th Steffan153 🇫🇮 940 55 394ms 26 Nov 2022 396th annaproxy 940 55 369ms 8 Jan 2023 396th DialFrost 🇸🇬 940 55 378ms 12 Jan 2023 396th Shanethegamer 🇺🇸 940 55 379ms 6 Feb 2023 396th btnlq 940 55 376ms 10 Mar 2023 396th namelessiw 940 55 397ms 22 Jul 2023 396th Yewzir 🇧🇪 940 55 368ms 11 Oct 2023 396th AdrienHache 🇫🇷 940 55 372ms 21 Oct 2023 396th Betuaredead 940 55 380ms 11 Nov 2023 396th pardouin 🇫🇷 940 55 385ms 18 Aug 2024 396th voytxt 🇨🇿 940 55 417ms 19 Jan 2025 396th b-illy 🇬🇧 940 55 374ms 21 Jan 2025 396th fuzzylojik-golf 🇺🇸 940 55 372ms 29 May 2025 396th Yax42 🇫🇷 940 55 362ms 31 May 2025 396th edsrzf 🇳🇿 940 55 373ms 22 Jul 2025 396th CaedenHarper 🇨🇦 940 55 401ms 4 Sep 2025 396th snoozingnewt 🇨🇦 940 55 374ms 20 Oct 2025 396th GolfingSuccess 🇬🇷 940 55 608ms 28 hours ago 427th Yewzir 🇧🇪 938 16 40ms 18 Feb 2024 428th AdrienHache 🇫🇷 937 32 47ms 31 Oct 2024 429th GrayJoKing 🇦🇺 937 33 4ms 20 May 2021 429th primo-ppcg 🇹🇭 937 33 3ms 20 May 2021 429th Lydxn 🇨🇦 937 33 3ms 29 May 2022 432nd GrayJoKing 🇦🇺 937 41 1ms 9 Feb 2021 432nd primo-ppcg 🇹🇭 937 41 1ms 9 Feb 2021 432nd JayXon 🇺🇸 937 41 1ms 9 Feb 2021 432nd prplz 🇦🇺 937 41 1ms 10 Feb 2021 432nd sisyphus-ppcg 🇦🇺 937 41 1ms 10 Feb 2021 432nd Waffle3z 937 41 1ms 10 Feb 2021 432nd orthoplex 🇨🇽 937 41 1ms 12 Aug 2021 432nd jared-hughes 937 41 1ms 28 Feb 2022 432nd m-tkach 🇺🇦 937 41 1ms 24 Oct 2022 432nd MeWhenI 🇻🇦 937 41 1ms 5 Nov 2022 432nd DialFrost 🇸🇬 937 41 2ms 12 Jan 2023 432nd sean-niemann 🇺🇸 937 41 1ms 12 Jan 2023 432nd Shanethegamer 🇺🇸 937 41 1ms 6 Feb 2023 432nd xsot 🇸🇬 937 41 1ms 9 Oct 2023 432nd dokutan 937 41 1ms 26 Mar 2024 432nd pardouin 🇫🇷 937 41 2ms 21 Sep 2024 432nd FlyingPenguin223 937 41 2ms 23 Oct 2024 432nd fuzzylojik-golf 🇺🇸 937 41 1ms 3 Jul 2025 432nd edsrzf 🇳🇿 937 41 1ms 22 Jul 2025 432nd snoozingnewt 🇨🇦 937 41 1ms 3 Dec 2025 432nd Steffan153 🇫🇮 937 41 2ms 11 Feb 2026 432nd GolfingSuccess 🇬🇷 937 41 2ms 24 hours ago 454th JayXon 🇺🇸 936 38 87ms 27 Sep 2021 454th Lydxn 🇨🇦 936 38 85ms 27 Sep 2021 454th stefangimmillaro 936 38 85ms 4 Nov 2022 454th MeWhenI 🇻🇦 936 38 82ms 5 Nov 2022 454th Shanethegamer 🇺🇸 936 38 85ms 6 Feb 2023 454th DialFrost 🇸🇬 936 38 84ms 6 Feb 2023 454th Steffan153 🇫🇮 936 38 86ms 7 Feb 2023 454th sean-niemann 🇺🇸 936 38 81ms 7 Feb 2023 454th ovs-code 🇩🇪 936 38 88ms 17 Jul 2023 454th Yewzir 🇧🇪 936 38 89ms 11 Oct 2023 454th Betuaredead 936 38 87ms 11 Nov 2023 454th dokutan 936 38 81ms 28 Jul 2024 454th pardouin 🇫🇷 936 38 87ms 20 Aug 2024 454th primo-ppcg 🇹🇭 936 38 91ms 12 Apr 2025 454th edsrzf 🇳🇿 936 38 82ms 22 Jul 2025 454th fuzzylojik-golf 🇺🇸 936 38 95ms 7 Aug 2025 454th snoozingnewt 🇨🇦 936 38 84ms 20 Oct 2025 454th GolfingSuccess 🇬🇷 936 38 84ms 19 hours ago 472nd henkma 935 51 111ms 26 Jun 2020 472nd lynn 935 51 113ms 8 Oct 2021 474th prplz 🇦🇺 935 55 125ms 13 Jan 2022 474th GrayJoKing 🇦🇺 935 55 119ms 13 Jan 2022 474th JayXon 🇺🇸 935 55 124ms 13 Jan 2022 474th Lydxn 🇨🇦 935 55 123ms 13 Jan 2022 474th primo-ppcg 🇹🇭 935 55 126ms 14 Jan 2022 474th lynn 935 55 123ms 10 Mar 2022 474th inventshah 935 55 124ms 15 Jun 2022 First Prev 401–480 of 3,396 Next Last