■シート名 =RIGHT(CELL("filename",A1),LEN(CELL("filename",A1))-FIND("]",CELL("filename",A1))) ■行番号 =IF(ISNUMBER(INDIRECT(ADDRESS(ROW()-1,COLUMN()))),INDIRECT(ADDRESS(ROW()-1,COLUMN()))+1,1) ■自分の上のセルの値 INDIRECT(ADDRESS(ROW()-1,CO…