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Many repeated digits serial number
A banknote which a one digits from the serial number repeats many times, most important about 1 to 3 digits less than the length of the serial number. If all digits of the serial number is the same, it's called a
Solid serial number.There are two type: in-a-row and of-a-kind. For illustration of amount of pieces, the base is an serial number interval 00000001-90000000 with 90,000,000 pieces.
A.-
in-a-row
All repeated digits are next to each other. The amount of pieces are:
- 5 digits in a row: 26,244 pieces, for example "12222258"
- 6 digits in a row: 2187 pieces, for example "57777779"
- 7 digits in a row: 163 pieces, for example "85555555"
Example of 5 digits in-a-row serial number:
(This piece also is Ternary serial number)
Example of 6 digits in-a-row serial number:
(Photograph credits: Jorje Díaz. This piece also is High serial number level 4 and Ternary serial number)
Example of 7 digits in-a-row serial number:
(Photograph credits:
Banco Central de Venezuela. This piece also is Binary serie and Low serial number level 4)
B.-
of-a-kind
All repeated digits is split by one or more distinct digits. The amount of pieces are:
- 5 of a kind: 367,416 pieces, for example "27229322"
- 6 of a kind: 20,412 pieces, for example "41446444"
- 7 of a kind: 649 pieces, for example "33363333"
Example of 5 digits of-a-kind serial number:
Example of 6 digits of-a-kind serial number:
(This piece also is Ternary serial number and Bookend serial number (2 digits))
Example of 7 digits of-a-kind serial number:
(Photograph credits: Victor Ríos. This piece also is Binary serie and Radar serial number)
See also: Fancy serial number
