This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A135495 Numbers n with property that for each single digit d of n, we can also see the decimal expansion of 2d as a substring of n. 2
 0, 121648, 121684, 124168, 124816, 128164, 128416, 161248, 161284, 164128, 164812, 168124, 168412, 412168, 412816, 416128, 416812, 481216, 481612, 812164, 812416, 816124, 816412, 841216, 841612, 1121648, 1121684, 1124168 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS David Applegate, Table of n, a(n) for n = 1..301 MATHEMATICA Select[Range[0, 10^6], Function[d, AllTrue[IntegerDigits[2 d], SequenceCount[d, #] >= 1 &]]@ IntegerDigits[#] &] (* Michael De Vlieger, Jan 11 2018 *) PROG For C++ program see the Applegate link in A135463. CROSSREFS Cf. A135463, A134962. Sequence in context: A237247 A068136 A236826 * A067384 A066881 A048903 Adjacent sequences:  A135492 A135493 A135494 * A135496 A135497 A135498 KEYWORD nonn,base AUTHOR Zak Seidov, Feb 08 2008 EXTENSIONS Corrected by David Applegate, Feb 09 2008 STATUS approved

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

Last modified November 15 22:20 EST 2018. Contains 317252 sequences. (Running on oeis4.)