Fancy Serial Numbers
Solid - In a solid serial number, every digit is the same.
Ladder - In a ladder serial number, every digit is one number higher (or lower) than the previous digit.
Radar - In a radar serial number, the serial number reads the same left-to-right as it does right-to-left.
Repeater - In a repeater serial number, the second half of the serial number is the same as the first half.
Radar Repeater - A radar repeater is both a radar and a repeater.
Super Radar - A super radar is a special kind of radar. In a super radar, the
interior digits are are all the same.
Super Repeater - A super repeater is a special kind of repeater. In a super
repeater, the first two digits are repeated four times.
Double Quad - In a double quad serial number, the first four digits are all the same and the second four digits are all the same.
Seven-Of-A-Kind - In a seven-of-a-kind serial number, seven digits are all the same.
Seven-In-A-Row - In a seven-in-a-row serial number, seven consecutive digits are all the same.
Binary - In a binary serial number, only two numbers appear.
In a true binary serial number, those two numbers are zero and one.
Low - Low serial numbers, especially those 00000100 and under, are considered fancy.
High - High serial numbers, especially those 99999900 and over, are considered fancy.
How rare are fancy serial numbers? Read
my article from
Paper Money magazine to find out.