What is the parity of the difference between the \(4^{\text{th}}\) and \(6^{\text{th}}\) term in the Virahanka sequence?
 
\(4^{\text{th}}\) Virahanka number \(=\)
 
\(6^{\text{th}}\) Virahanka number \(=\)
 
Parity of the difference \(=\)