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A032651
Lucky numbers that are decimal concatenations of n with n + 1.
1
67, 1011, 1819, 3031, 4041, 4647, 5253, 5455, 6061, 6667, 7677, 8283, 114115, 138139, 144145, 160161, 162163, 178179, 196197, 210211, 214215, 234235, 240241, 246247, 252253, 258259, 264265, 274275, 306307, 312313, 318319, 322323, 358359
OFFSET
1,1
CROSSREFS
Sequence in context: A212557 A254640 A093267 * A322880 A157665 A231193
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, May 15 1998
EXTENSIONS
More terms from Sascha Kurz, Mar 24 2002
Edited by Charles R Greathouse IV, Apr 30 2010
STATUS
approved