229977

Appears in sequences

• Number of n X 4 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 1 0 1 vertically.at n=32A207020
• a(n) = (F(4*n + 3) - F(4*n - 1) + 5*n - 1)/5, where F(n) = A000045(n).at n=7A392838