The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A201881 Run lengths in maximally unpredictable sequences A007061, A038219. 4
 1, 1, 2, 2, 1, 1, 1, 3, 3, 1, 4, 4, 1, 2, 2, 1, 1, 1, 2, 1, 2, 3, 1, 1, 3, 2, 5, 1, 1, 2, 1, 5, 2, 2, 2, 6, 1, 1, 1, 1, 1, 2, 3, 3, 2, 1, 3, 1, 1, 1, 1, 1, 6, 2, 1, 2, 1, 1, 2, 2, 3, 1, 1, 4, 4, 1, 2, 1, 1, 2, 2, 2, 1, 3, 1, 4, 1, 1, 2, 1, 1, 1, 1, 7, 3, 2 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS a(2*n-1) = length of n-th block of consecutive ones in A007061, or consecutive zeros in A038219; a(2*n) = length of n-th block of consecutive twos in A007061, or consecutive ones in A038219; a(A201882(n)) = n and a(m) < n for m < A201882(n). LINKS Reinhard Zumkeller, Table of n, a(n) for n = 1..1000 EXAMPLE A007061: 1, 2, 1,1, 2,2, 1, 2, 1, 2,2,2, 1,1,1, 2, 1,1,1,1, 2,2,2,2, .. A038219: 0, 1, 0,0, 1,1, 0, 1, 0, 1,1,1, 0,0,0, 1, 0,0,0,0, 1,1,1,1, .. A201881: 1, 1, __2, __2, 1, 1, 1, ____3, ____3, 1, ______4, ______4, ... PROG (Haskell) import Data.List (group) a201881 n = a201881_list !! (n-1) a201881_list = map length \$ group a007061_list CROSSREFS Sequence in context: A123682 A134513 A275648 * A291120 A025485 A219365 Adjacent sequences:  A201878 A201879 A201880 * A201882 A201883 A201884 KEYWORD nonn AUTHOR Reinhard Zumkeller, Dec 11 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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified June 21 12:19 EDT 2021. Contains 345364 sequences. (Running on oeis4.)