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A091460 Greatest size of an arithmetic progression contained as substrings in binary representation of n. 6
1, 1, 3, 2, 3, 3, 4, 2, 3, 3, 3, 4, 5, 4, 4, 2, 3, 3, 3, 5, 3, 3, 4, 4, 5, 5, 4, 4, 5, 4, 4, 2, 3, 3, 3, 5, 3, 3, 5, 5, 3, 3, 3, 4, 7, 4, 4, 4, 5, 5, 5, 5, 7, 4, 4, 4, 5, 5, 4, 4, 5, 4, 4, 2, 3, 3, 3, 5, 3, 3, 5, 5, 3, 3, 3, 6, 5, 7, 5, 5, 3, 3, 3, 6, 3, 3, 4, 4, 7, 7, 4, 4, 8, 4, 4, 4, 5, 5, 5, 5, 5, 7 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
COMMENTS
a(n) <= A078822(n);
a(A091461(n))=n and a(m)<>n for m < A091461(n).
LINKS
EXAMPLE
n=28->'11100', {0+k*1: 0<=k<a(28)=5}: bbbb0 => bb1bb => bb10b => b11bb => bb100;
n=29->'11101', {1+k*2: 0<=k<a(29)=4}: bbbb1 => b11bb => bb101 => 111bb.
CROSSREFS
Sequence in context: A117451 A130970 A144733 * A035093 A292511 A238872
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, Jan 12 2004
STATUS
approved

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Last modified March 29 09:59 EDT 2024. Contains 371268 sequences. (Running on oeis4.)