We present new lower bounds for the symmetric border rank of the class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0021869315005712&_mathId=si1.gif&_user=111111111&_pii=S0021869315005712&_rdoc=1&_issn=00218693&md5=cbe5de8a5839b1e21c194b7fc402bf1c" title="Click to view the MathML source">n×nclass="mathContainer hidden">class="mathCode"> determinant for all n . Further lower bounds are given for the class="mathmlsrc">class="formulatext stixSupport mathImg" data-mathURL="/science?_ob=MathURL&_method=retrieve&_eid=1-s2.0-S0021869315005712&_mathId=si2.gif&_user=111111111&_pii=S0021869315005712&_rdoc=1&_issn=00218693&md5=c7b3b1f803282e316f0e7555326325c3" title="Click to view the MathML source">3×3class="mathContainer hidden">class="mathCode"> permanent.