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A106674
Marks on lexicographically second 7-mark optimal Golomb ruler.
0
0, 1, 7, 11, 20, 23, 25
OFFSET
0,3
COMMENTS
Golomb ruler: Finite set with property that no difference between any two numbers is repeated and largest number is minimized.
CROSSREFS
Cf. A079287.
Sequence in context: A050562 A321806 A057190 * A184063 A076854 A356710
KEYWORD
nonn,fini,full
AUTHOR
Garet Sheppard (gar3ts(AT)gmail.com), May 13 2005
EXTENSIONS
Changed spelling in name - Harald Kucharek, Apr 21 2013
STATUS
approved