x = 29, y = 27, rule = B3678/S34678
14bo$$14bo$$14bo$$14bo$$14bo$9boo7boo$14bo$3b11ob11o$b8obb7obb8o$b13ob
13o$9obb7obb9o$oob11ob11oboo$14bo$9boo7boo$14bo$$14bo$$14bo$$14bo$$14b
o!
A period 36 spark oscillator.
The spark can be made into two bits by duplicating the central column.
Dean Hickerson, April 1997
