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A032649 Numbers k such that k concatenated with k+9 is a lucky number. 2

%I #11 Jul 28 2021 04:23:15

%S 2,6,18,26,30,38,42,54,62,80,84,98,126,132,158,168,212,222,240,242,

%T 258,278,288,296,306,312,314,350,368,384,386,404,410,438,456,468,474,

%U 482,492,504,512,518,530,564,576,612,638,666,672,684,690,692,698,702,708

%N Numbers k such that k concatenated with k+9 is a lucky number.

%Y Cf. A000959, A032659.

%K nonn,base

%O 1,1

%A _Patrick De Geest_, May 15 1998

%E More terms from _Sascha Kurz_, Mar 24 2002

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Last modified August 31 03:09 EDT 2024. Contains 375550 sequences. (Running on oeis4.)