A032661 Lucky numbers that are the smallest decimal concatenations of n with n + (0,1,2,3,...).

33, 67, 13, 25, 15, 49, 511, 613, 5967, 211, 111, 415, 517, 619, 115, 621, 319, 219, 321, 1029, 727, 223, 729, 427, 327, 429, 127, 1441, 129, 231, 535, 1041, 133, 235, 135, 237, 339, 643, 745, 241, 141, 1455, 2163, 1053, 1155, 651, 349, 451, 553, 655

Offset

0,1

Comments

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

Links

Table of n, a(n) for n=0..49.

Example

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

Crossrefs

Cf. A000959, A032660.

Sequence in context: A225707 A225511 A248038 * A256029 A055078 A256022

Adjacent sequences: A032658 A032659 A032660 * A032662 A032663 A032664

Keyword

nonn,base

Author

Patrick De Geest, May 15 1998

Extensions

Edited by Charles R Greathouse IV, Apr 30 2010

Status

approved