Related Clues:

• Rightmost column, perhaps
• Uno, un, eins, etc.
• Smallest greenbacks
• Some greenbacks
• You get five for a fiver
• Wallet stuffers, perhaps
• Bills depicting pyramids
• A good deal of binary code
• Some currency
• ''Annuit coeptis'' appears on them
• Vending machine input
• Fifths of a fin
• Snack machine inserts, often
• Numbers in the thousands?
• Big wad in exchange for a C-note