Word.ws English Dictionary

R-pentomino

R-pentomino noun: a particular five-square polyomino.

Noun

R-pentomino (plural R-pentominoes)

  1. A particular five-square polyomino.
    1. The methuselah based on this polyomino that, in Conway's Game of Life, has a lifespan of 1,103 generations.
      • I came up with an implementation of an algorithm on my Sparcstation 1 that does all 1103 generations of the R-pentomino, including the gliders, in 1.3 seconds (no display), and runs o.....o. ..o...o. ..o..o.o .o.o.... (a pattern by Wainright recommended to me by Gosper) out to 10,000 generations in...1990 January 15, Paul Dietz, “Gosper's Algorithm for Life”, in comp.theory.cell-automata (Usenet)
      • I've finisher debugging the code, and it works -- that is to say, its final configuration for the R-pentomino is the same as the one in my books. (It's my guess that the R-p will find any bug in any life program, no matter how obscure.)1990 June 8, Robert Herrell, “Life without bounds”, in comp.theory.cell-automata (Usenet)

Synonyms of R-pentomino

  • F-pentomino

Forms of R-pentomino

pluralR-pentominoes

Questions about R-pentomino

What does R-pentomino mean?
R-pentomino means a particular five-square polyomino.
What part of speech is R-pentomino?
R-pentomino is a noun.
What is the plural of R-pentomino?
The plural of R-pentomino is R-pentominoes.

Words near R-pentomino in the dictionary

  1. r-less
  2. R-module
  3. R-modules
  4. R-n-R
  5. R-Pattz
  6. R-pentomino
  7. R-pentominoes
  8. R-principle
  9. r-process
  10. r-processes
  11. R-R

Source and license

Adapted from Wiktionary: R-pentomino (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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