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A031869
Lexically first 6-mark Golomb ruler.
4
1, 2, 5, 11, 13, 18
OFFSET
1,2
COMMENTS
Golomb ruler: Finite set with property that no difference between any two numbers is repeated and largest number is minimized.
CROSSREFS
Equals A079283 + 1.
Sequence in context: A145669 A215427 A139019 * A194854 A045360 A001915
KEYWORD
nonn,fini,full
AUTHOR
Daniel Smith (dsmith(AT)globalnet.co.uk)
STATUS
approved