Let M[n] be the 2 X 2 matrix {{0, -3}, {(n - 1), 5*(n - 1)}} and let v[1] = {0, 1}', v[n] = M[n]*v[n - 1]'. Then a[n] is the first entry of v[n].
A108210
Let M[n] be the 2 X 2 matrix {{0, -3}, {(n - 1), 5*(n - 1)}} and let v[1] = {0, 1}', v[n] = M[n]*v[n - 1]'. Then a[n] is the first entry of v[n].
Terms
- a(0) =0a(1) =3a(2) =15a(3) =132a(4) =1845a(5) =35316a(6) =855225a(7) =25021062a(8) =857777445a(9) =33710592312
External references
- oeis: A108210