OFFSET
5,1
COMMENTS
Halter-Koch essentially finds (5)-a(12) (with a coprimality condition, but Bateman, Hildebrand, & Purdy show that this can be dropped). - Charles R Greathouse IV, Mar 18 2014
LINKS
T. D. Noe, Table of n, a(n) for n = 5..400 (from Bateman et al.)
Paul T. Bateman, Adolf J. Hildebrand, and George B. Purdy, Sums of distinct squares, Acta Arithmetica 67 (1994), pp. 349-380.
Franz Halter-Koch, Darstellung natürlicher Zahlen als Summe von Quadraten, Acta Arithmetica 42 (1982), pp. 11-20.
CROSSREFS
KEYWORD
nonn
AUTHOR
T. D. Noe, Apr 03 2007
STATUS
approved