[seqfan] Re: A1: In binary representation, a(n)^2 is the smallest square with n^2 as substring.
Robert Israel
israel at math.ubc.ca
Tue Aug 18 20:03:36 CEST 2009
On Mon, 17 Aug 2009, zak seidov wrote:
> %e
> a(12)=17 because 12^2=144=10010000_2, and 17^2=289=1010001(10010000)01_2.
I think you mean 17^2 = 289 = 100100001_2 = (10010000)1_2
Cheers,
Robert Israel
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