A search for the decays of the i1" class="mathmlsrc">i1.gif&_user=111111111&_pii=S0370269316302295&_rdoc=1&_issn=03702693&md5=cf66cad4ab4a5a354dcd6ca58de92499">i1.gif"> meson to is performed for the first time using a data sample corresponding to an integrated luminosity of 3.0 fb−1 collected by the LHCb experiment in pp collisions at centre-of-mass energies of 7 and 8 TeV. No signal is found and an upper limit, at 95% confidence level, is set, in the kinematic region i137" class="mathmlsrc">i137.gif&_user=111111111&_pii=S0370269316302295&_rdoc=1&_issn=03702693&md5=d4ce5877367ae5ef63c1d10a35c481e9">i137.gif">, pT(B)<20 GeV/c and 2.0<y(B)<4.5, where B is the branching fraction and i10" class="mathmlsrc">i10.gif&_user=111111111&_pii=S0370269316302295&_rdoc=1&_issn=03702693&md5=0419e60ffd0060862874c7ccad34b4df" title="Click to view the MathML source">fc (i11" class="mathmlsrc">i11.gif&_user=111111111&_pii=S0370269316302295&_rdoc=1&_issn=03702693&md5=829b286277e5bd574e2874db3a4e6b30" title="Click to view the MathML source">fu) is the fragmentation fraction of the b quark into a i12" class="mathmlsrc">i12.gif&_user=111111111&_pii=S0370269316302295&_rdoc=1&_issn=03702693&md5=6f0bb4883eb3e31aac958abde893be37" title="Click to view the MathML source">Bc+ (i13" class="mathmlsrc">i13.gif&_user=111111111&_pii=S0370269316302295&_rdoc=1&_issn=03702693&md5=7965a035b89010427ce6a5890520f7e6" title="Click to view the MathML source">B+) meson.