@article{JIS_2010__13_7_a2,
     author = {Janji\'c, Milan},
     title = {Hessenberg matrices and integer sequences},
     journal = {Journal of integer sequences},
     publisher = {mathdoc},
     volume = {13},
     number = {7},
     year = {2010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/JIS_2010__13_7_a2/}
}