The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A118555 Lucky numbers for which the sum of the digits is also a lucky number. 1
1, 3, 7, 9, 21, 25, 43, 49, 63, 67, 69, 87, 111, 115, 133, 135, 151, 159, 171, 193, 195, 201, 205, 223, 241, 261, 267, 283, 285, 319, 331, 339, 357, 391, 393, 399, 409, 421, 427, 429, 463, 483, 489, 511, 517, 519, 535, 537, 553, 579, 591, 601, 621, 643, 645 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
49 is in the sequence because (1) it is a lucky number and (2) the sum of its digits 4+9=13 is also a lucky number.
CROSSREFS
Sequence in context: A096102 A316157 A045797 * A056652 A014959 A057233
KEYWORD
base,nonn
AUTHOR
Luc Stevens (lms022(AT)yahoo.com), May 07 2006
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 20 08:05 EDT 2024. Contains 372703 sequences. (Running on oeis4.)