[seqfan] A001948

Frank Adams-Watters franktaw at netscape.net
Wed Jun 11 21:05:50 CEST 2014


Sequence https://oeis.org/A001948 is "These numbers when multiplied by 
all powers of 4 give the numbers [ up to 160000 ] that are not the sums 
of 4 distinct squares."

It seems to me that that "[ up to 160000 ]" doesn't belong there. 
Either a comment should be added that it is conjectured that this list 
is complete, and it has been tested up to 160000; or a proof that it is 
complete should be included or referenced. I spent some time trying to 
find a proof, but got nowhere.

Franklin T. Adams-Watters



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