First row sum of the matrix M^n, where M is the 3 X 3 matrix [[6, 5, 3], [5, 4, 2], [3, 2, 1]] (n>=0).

A122187

First row sum of the matrix M^n, where M is the 3 X 3 matrix [[6, 5, 3], [5, 4, 2], [3, 2, 1]] (n>=0).

Terms

    a(0) =1a(1) =14a(2) =157a(3) =1782a(4) =20216a(5) =229347a(6) =2601899a(7) =29518061a(8) =334876920a(9) =3799116465a(10) =43100270734a(11) =488964567014

External references