The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A189799 Least position k of n (n written in base 2) in the infinite string 101110111110111101100011001110111... (i.e., 23571113171923... in base 2). 1
 1, 1, 3, 19, 1, 4, 3, 19, 24, 50, 1, 18, 4, 3, 7, 86, 19, 44, 24, 50, 56, 16, 1, 18, 23, 49, 4, 42, 3, 8, 7, 177, 86, 185, 19, 100, 44, 52, 24, 225, 50, 478, 56, 16, 47, 1, 5, 85, 18, 43, 23, 49, 55, 15, 4 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS EXAMPLE 1 appears as (1)0111..., 2 appears as (10)111011..., 3 as 10(11)10111..., 4 as 101110111110111101(100)0... MAPLE A189799 := proc(n)         local abin , nbin , nlen;         abin := ListTools[Reverse](convert(A154703(100), base, 10)) ;         nbin := ListTools[Reverse](convert(n, base, 2)) ;         nlen := nops(nbin) ;         for i from 1 do                 if verify(nbin, [op(i..i+nlen-1, abin)], 'sublist') then                         return i;                 end if;         end do:         return 0 ; end proc: seq(A189799(n), n=1..55) ; # R. J. Mathar, Jun 07 2011 CROSSREFS Cf. A004676, A007088, A154703. Sequence in context: A157580 A101293 A227882 * A300946 A078096 A139429 Adjacent sequences:  A189796 A189797 A189798 * A189800 A189801 A189802 KEYWORD nonn,base AUTHOR Juri-Stepan Gerasimov, May 24 2011 EXTENSIONS Corrected by R. J. Mathar, Jun 07 2011 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.

Last modified May 17 16:00 EDT 2022. Contains 353747 sequences. (Running on oeis4.)