Number of n X n symmetric positive definite matrices with 2's on the main diagonal and 1's and 0's elsewhere.
A085657
Number of n X n symmetric positive definite matrices with 2's on the main diagonal and 1's and 0's elsewhere.
Terms
- a(0) =1a(1) =2a(2) =8a(3) =61a(4) =819a(5) =17417a(6) =506609a(7) =15582436
External references
- oeis: A085657