Difference between revisions of "Jason's p156"

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{{Oscillator
#REDIRECT [[Period-156 glider gun#Period-156]]
|name        = Jason's p156
{{R from non-notable pattern|class=92-cell oscillator|revised=yes}}
|pname        = jasonsp156
[[Category:Patterns]]
|c            = 92
[[Category:Periodic objects with minimum population 92]]
|bx          = 42
[[Category:Patterns with 92 cells]]
|by          = 42
[[Category:Patterns found by Jason Summers]]
|p            = 156
[[Category:Patterns found in 2004]]
|m            = 78
[[Category:Patterns that can be constructed with between 50 and 59 gliders]]
|h            = 53.7
[[Category:Oscillators]]
|v            = 0.94
[[Category:Oscillators with period 156]]
|sv          = 0.94
[[Category:Oscillators with mod 78]]
|discoverer  = Jason Summers
[[Category:Oscillators with heat 53]]
|discoveryear = 2004
[[Category:Oscillators with volatility 0.94]]
|rulemin      = B3/S23
[[Category:Oscillators with strict volatility 0.94]]
|rulemax      = B3/S238
[[Category:Patterns with 180-degree rotation symmetry]]
|rulespecial  = [[Conway's Game of Life|Conway Life]]
|isorulemin  = B3/S23
|isorulemax  = B3/S234c8
|synthesis    = 10
|synthesisRLE = true
|rle          = true
|apgcode      = xp156_yg33zy1ogg178cy2iey6c871ggozy323yk32zy2ogg8z33yq844cy033zzy1c453g8oy6o4y2o8g354czy423y811y432zyg33
|viewerconfig = #C [[ THUMBSIZE 2 ]]
}}
 
'''Jason's p156''', or '''92P156''', is a large symmetrical oscillator found by Jason Summers on October 31, 2004 in a RandomAgar search.  It is actually an eight-[[barrel]] [[period-156 glider gun]] (firing four close [[glider pair]]s) that is currently the smallest known at that period,<ref>{{cite web|url=https://github.com/ceebo/glider_guns/blob/master/fixed/p00156.rle|title=Attempt at organising small glider guns in Conway's Game of Life|author=Chris Cain|accessdate=2018-10-04}}</ref> with all output [[glider]]s suppressed by [[eater 1]]s.
 
It has 89,934,592 (8<sup>11</sup>) variants, because each [[eater 1]] can be put in eleven different positions without increasing the population. The heat can be as high as 58.7, or as low as 53.7; The volatity can reach from 94-95%, and rotor size can reach from 808 to 1000. But putting at least one of the [[eater 1]]s to the farthest distance increases the [[bounding box]]. The one shown in the infobox is the form with all of the eater 1s as close to the center as possible.
 
The population can be reduced at the cost of doubling the period, by replacing each eater with a [[snake]], or by replacing each pair of eaters with a [[beehive]] to produce [[60P312]].
 
The pair of gliders can also be caught by a pond or loaf in a [[boat-bit]] reaction (which only works if both gliders are present.)  This is found in most of the 92p156-based gun variants recorded in [[Catagolue]].<ref>{{cite web|url=https://catagolue.appspot.com/object/yl312_1_40_36397c30a42c720a5055f5bc3b267c63/b3s23|title=yl312_1_40_36397c30a42c720a5055f5bc3b267c63|author=Adam P. Goucher|accessdate=2018-09-22}}</ref>
 
==References==
<references />
 
==External Links==
{{LinkCatagolue|xp156_yg33zy1ogg178cy2iey6c871ggozy323yk32zy2ogg8z33yq844cy033zzy1c453g8oy6o4y2o8g354czy423y811y432zyg33}}
{{LinkLexicon|lex_1.htm#a-92p156|name=92P156}}
 
{{Symmetry|180degree}}

Latest revision as of 14:23, 5 February 2022

Snark.png This page is a redirect:
From a pattern which is not notable enough to have its own page, but is still a member of a class of patterns notable enough for a list page.
Specifically, this pattern is a 92-cell oscillator.
This redirect is likely important enough to retain for the forseeable future.
Please refrain from editing this redirect, as this will render it unable to be overwritten by page moves and may cause unwanted disruption as a result.