One of those "odd ones" that still exist is QF45/46, it still runs SYD-CHC-SYD with a B737NG
I remember the days when we would have a Qantas B767 , a B747-300 and a B747-400 on the ground at the same time in CHC (QF36MEL /QF46SYD /QF56BNE)
how things have changed.