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Revision History for A174069 (Bold, blue-underlined text is an addition; faded, red-underlined text is a deletion.)

newer changes | Showing entries 11-20 | older changes
Numbers that can be written as a sum of at least 2 squares of consecutive positive integers.
(history; published version)
#22 by Altug Alkan at Thu Dec 24 11:08:53 EST 2015
EXTENSIONS

Name edited by Altug Alkan, Dec 24 2015

#21 by Altug Alkan at Thu Dec 24 11:07:40 EST 2015
NAME

Numbers that can be written as a sum of at least 2 squares of consecutive positive integer squaresintegers.

#20 by Altug Alkan at Thu Dec 24 11:05:32 EST 2015
COMMENTS

A subseqeuce of A212016. This sequence focuses on the squares of consecutive positive squaresintegers. A212016 lists sums of two or more consecutive all integer squares. - Altug Alkan, Dec 24 2015

#19 by Altug Alkan at Thu Dec 24 11:04:08 EST 2015
NAME

Numbers that can be written as a sum of at least 2 consecutive positive integer squares.

COMMENTS

A subseqeuce of A212016. This sequence focuses on the positive squares. A212016 lists sums of two or more consecutive integer squares. - Altug Alkan, Dec 24 2015

#18 by Altug Alkan at Thu Dec 24 10:59:26 EST 2015
NAME

Numbers that can be written as a sum of at least 2 consecutive positive squares.

STATUS

approved

editing

#17 by M. F. Hasler at Sun Dec 22 09:04:53 EST 2013
STATUS

editing

approved

#16 by M. F. Hasler at Sun Dec 22 09:02:07 EST 2013
COMMENTS

Numbers are listed without multiplicity: 365 is the first term that is the sum of two or more squares in more than one way. See A062681 for other numbers of that form. - _M. F. Hasler_, Dec 22 2013

#15 by M. F. Hasler at Sun Dec 22 08:48:40 EST 2013
COMMENTS

Numbers are listed without multiplicity: 365 is the first term that is the sum of two or more squares in more than one way. See A062681 for other numbers of that form.

PROG

(PARI) N=20; a=[]; for(i=2, N, for(k=1, i-1, if(N^2*2>t=sum(j=i-k, i, j^2), a=setunion(a, Set(t)), break))); a \\ - M. F. Hasler, Dec 22 2013

STATUS

approved

editing

#14 by Joerg Arndt at Sat Jun 08 01:47:43 EDT 2013
STATUS

proposed

approved

#13 by Vincenzo Librandi at Sat Jun 08 00:53:53 EDT 2013
STATUS

editing

proposed