This probable prime is generated from rule 230 cellular automaton (http://mathworld.wolfram.com/CellularAutomaton.html) and part of Integer Sequence A006977 (http://oeis.org/A006977).
Base 3 PRP according to PFGW Version 3.4.5.64BIT.20110215.x86_Dev [GWNUM 26.5]
To be completed...