Sept 28 (Reuters) - Beach Energy Ltd BPT.AX
* Announces a $301 million 3 for 14 prorata entitlement offer
* Acquisition of Lattice Energy is 60 percent operating cash flow accretive on a per share basis in first full year of ownership
* Acquisition to be funded through a $301 million prorata accelerated nonrenounceable entitlement offer
* Acquisition to be funded through new committed senior secured syndicated debt facilities
* Acquisition of Lattice Energy materially value per share accretive
* Increases FY18 production guidance by about 150 percent to 25 27 MMboe
* Seven Group Holdings is strongly supportive of the transaction