login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Lucky numbers that are the smallest decimal concatenations of n with n + (0,1,2,3,...).
1

%I #7 Mar 09 2015 09:35:18

%S 33,67,13,25,15,49,511,613,5967,211,111,415,517,619,115,621,319,219,

%T 321,1029,727,223,729,427,327,429,127,1441,129,231,535,1041,133,235,

%U 135,237,339,643,745,241,141,1455,2163,1053,1155,651,349,451,553,655

%N Lucky numbers that are the smallest decimal concatenations of n with n + (0,1,2,3,...).

%C First terms of sequences A032650-A032659, continued with displacements d > 9.

%e 20th term is lucky number 1029: 29 - 10 = displacement 19 (=20-1).

%Y Cf. A000959, A032660.

%K nonn,base

%O 0,1

%A _Patrick De Geest_, May 15 1998

%E Edited by _Charles R Greathouse IV_, Apr 30 2010