OFFSET
1,12
LINKS
Christian Boyer, Multimagic Squares
Eric Weisstein's World of Mathematics, Magic Series
CROSSREFS
KEYWORD
nonn,more
AUTHOR
Eric W. Weisstein, Nov 19 2003
EXTENSIONS
One more term from Christian Boyer (cboyer(AT)club-internet.fr), Nov 05 2004
One further term from Christian Boyer (cboyer(AT)club-internet.fr), May 30 2005
a(15)=0 proved by Robert Gerbitz and communicated by Christian Boyer (cboyer(AT)club-internet.fr), Apr 02 2007
a(16) computed by Michael Quist, and communicated by Christian Boyer (cboyer(AT)club-internet.fr), Feb 06 2009
STATUS
approved