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A097618 Successive basic U.S. postal rates since "uniform" rates (based on weight, not distance) were adopted in 1863. 1
3, 2, 3, 2, 3, 4, 5, 6, 8, 10, 13, 15, 18, 20, 22, 25, 29, 32, 33, 34, 37, 39, 41, 42, 44, 45 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..25.

History of U.S. Postal Service

EXAMPLE

The basic domestic letter rate was 3 cents from 1863 to 1883, then 2 cents until 1917, then 3 cents until 1919 when it dropped to 2 cents for the last time.

CROSSREFS

See A125214 for another version.

Sequence in context: A246925 A217618 A018837 * A039639 A023509 A115041

Adjacent sequences:  A097615 A097616 A097617 * A097619 A097620 A097621

KEYWORD

nonn,fini,easy

AUTHOR

David Callan, Sep 20 2004

STATUS

approved

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Last modified March 29 15:31 EDT 2017. Contains 284273 sequences.