Ndeipi iri mienzaniso iri munhevedzano iyi uye ndeipi iri nhamba inotevera: 0, 1, 1, 2, 3, 5, 8, 13
Mumutevedzano uyu muenzaniso ndewokuti nhamba imwe neimwe ihomwe yenhamba mbiri dzakapfuura. Nokudaro nhamba inotevera munhevedzano iyi i21.