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A032652
Lucky numbers that are concatenations of n with n + 2.
1
13, 79, 1921, 2527, 3133, 4951, 6163, 6567, 7173, 7779, 101103, 103105, 107109, 121123, 125127, 133135, 139141, 149151, 157159, 169171, 173175, 193195, 205207, 221223, 233235, 245247, 295297, 349351, 359361, 371373, 385387, 391393, 413415
OFFSET
1,1
CROSSREFS
Sequence in context: A126481 A032625 A120782 * A236952 A136373 A071614
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, May 15 1998
EXTENSIONS
More terms from Sascha Kurz, Mar 24 2002
STATUS
approved