Last week Nifty and Nifty Bank Index traded on the higher side till Thursday.
Later both Nifty and Nifty Bank faced resistance around the Gann level and gave up over 50% of the weekly gain.
The Nifty close below 14740 on Friday is a negative part, and Index can visit more downside levels next week.

Nifty Weekly Gann Levels
Next week, 03 & 06 May, are the crucial Nifty Gann dates.
Resistant is at 14735 levels. Above that, Index can move towards 14799/14880/15050.
Support is at 14560 levels; below that Nifty 50 Index can move towards 14499/1420/14250.

Nifty Bank Weekly Gann Levels
Next week, 27 & 29 April, is the crucial Nifty Bank Gann dates.
Resistant is at 33100 levels; above that Bank Nifty Index can move towards 33350/33700/34400.
Support is at 32600 levels; below that, Nifty Bank can move towards 32350/31999/31300.
Note: The above levels are only for study. Not a Buy/Sell advice.