Leyland Numbers in C# 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 1st btnlq 1,000 123 579ms 15 May 2024 2nd tomtheisen 🇺🇸 992 124 399ms 14 May 2024 3rd nwellnhof 🇩🇪 969 127 411ms 21 Nov 2021 4th primo-ppcg 🇹🇭 961 128 392ms 10 Apr 2025 5th DialFrost 🇸🇬 946 130 408ms 10 Nov 2025 6th Re-Adventures 🇮🇳 939 131 684ms 19 Aug 2022 7th AdrienHache 🇫🇷 932 132 513ms 5 Oct 2024 7th MeWhenI 🇻🇦 932 132 413ms 19 Jun 2025 9th namelessiw 925 133 370ms 6 Nov 2025 10th Yax42 🇫🇷 911 135 409ms 13 Oct 2025 11th stefangimmillaro 879 140 2,930ms 20 Jun 2025 12th lynn 872 141 424ms 10 Mar 2022 13th bac0id 854 144 391ms 30 Jun 2024 14th rifatx 848 145 461ms 9 Jul 2024 15th CaedenHarper 🇨🇦 837 147 409ms 21 Oct 2025 16th annaproxy 794 155 421ms 1 Apr 2022 16th snoozingnewt 🇨🇦 794 155 416ms 13 Oct 2025 18th tomh1012 783 157 581ms 5 Sep 2025 19th Shanethegamer 🇺🇸 778 158 424ms 9 Apr 2025 20th ertz1ertz 774 159 443ms 14 Aug 2024 21st billings7 🇬🇧 769 160 470ms 22 May 2024 22nd michelebastione 🇮🇹 764 161 450ms 20 Jul 2024 23rd arctouch-cristiannevianna 741 166 397ms 15 Jun 2023 24th roavin 737 167 443ms 24 Jun 2022 24th Yewzir 🇧🇪 737 167 384ms 9 May 2023 26th Adelzu 719 171 419ms 21 Nov 2021 26th Matgc04 719 171 438ms 3 Jun 2024 26th postie77 719 171 460ms 14 Aug 2024 29th Jesperb21 715 172 430ms 21 Nov 2021 30th juliansiebert 🇩🇪 687 179 457ms 2 Mar 2025 31st KatieLG 🇬🇧 680 181 383ms 21 Oct 2022 32nd daniel-skalik 🇨🇿 658 187 400ms 21 Nov 2021 33rd hamhub7 647 190 435ms 11 Aug 2022 34th ChrisTheisen 637 193 401ms 20 Dec 2022 35th janbehrens 🇩🇪 628 196 407ms 4 Dec 2024 36th aliakseikalosha 618 199 417ms 21 Nov 2021 36th iznax 618 199 424ms 21 Nov 2021 38th tdkkdt 🇷🇺 597 206 389ms 21 Nov 2021 39th pikti 594 207 419ms 21 Nov 2021 40th Adix-null 🇱🇹 559 220 411ms 21 Jul 2024 41st amazingalek 🇳🇴 148 831 487ms 31 Dec 2025 42nd HumanoidCPU 136 904 357ms 9 Nov 2025 42nd mwarvik 🇳🇴 136 904 412ms 26 Dec 2025 44th retrohun 122 1,009 380ms 28 Dec 2022 44th dokutan 122 1,009 367ms 28 Apr 2024 44th Mabeloid 🇳🇴 122 1,009 372ms 22 Sep 2024 47th KatieLG-Transpiler 🇬🇧 121 1,013 450ms 23 Jun 2022 1–47 of 47
