OFFSET
1,3
COMMENTS
LINKS
A. Bremner, R. J. Stroeker, N. Tzanakis, On Sums of Consecutive Squares, J. Number Theory 62 (1997), 39-70.
G. N. Watson, The problem of the square pyramid, Messenger of Mathematics 48 (1918), pp. 1-22.
CROSSREFS
KEYWORD
nonn,hard
AUTHOR
T. D. Noe, Jan 21 2011
STATUS
approved