Your Query returns 5 Accession Numbers:

Query TermAccessionNCBI TaxonidSynonymsPhenotype (OMIM) *
Foxn1NM_18097410090HTLF    Fkh19    6030465J18Rik    Foxn2   
Foxn1NM_00823810090nu    Whn    nude    Hfh11   
FOXN1NM_0035939606WHN    FKHL20   
Foxn1NT_03951510090
FOXN1NT_0107999606

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* OMIM link based on symbol match for human and mouse.

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Text2Knowledge ... Yong Huang 2002