a(0) = 1, a(1) = 1, a(n) = 2*a(n-1) + (2*n-1)^2*a(n-2) for n > 1.
A072372
a(0) = 1, a(1) = 1, a(n) = 2*a(n-1) + (2*n-1)^2*a(n-2) for n > 1.
Terms
- a(0) =1a(1) =1a(2) =11a(3) =47a(4) =633a(5) =5073a(6) =86739a(7) =1030815a(8) =21577905a(9) =341061345a(10) =8471746395a(11) =167351545935
External references
- oeis: A072372