RLE:51p384

1. C 51P384: https://conwaylife.com/forums/viewtopic.php?p=159941#p159941

x = 30, y = 19, rule = B3/S23 11b2o$b2o8b2o$2bo$bo$b2o$3bo5b3o$b3o$o$2o2$16b2o10b2o$10b2obo2bo12bo$ 14bo11b3o$11b2o13bo$9bo2bo14b2o$9bo2bo15bo$11bo15bo$17b2o8b2o$17b2o!