157114domain: NAppears in sequencesa(n) = ChebyshevT(3, n).at n=34A144129Number of 0..n arrays x(0..3) of 4 elements without any interior element greater than both neighbors or less than both neighbors.at n=32A200872a(n) = Fibonacci(n+1)^3 - Fibonacci(n-1)^3.at n=9A350473