13029389domain: NAppears in sequencesa(n) = floor(Fibonacci(n)/3).at n=38A004696a(n) = (F(8*n+6) - 2)/3, where F=A000045 (the Fibonacci sequence).at n=4A049659A Fibonacci convolution.at n=18A099484Lower (1/3)-midsequence of (F(2n)) and (F(2n+1)), where F=A000045 (Fibonacci numbers); see Comments.at n=18A387782