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A090037
Number of tetramagic (4-multimagic) series for squares of order n.
5
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 106, 555, 0, 0, 235275
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,12
LINKS
Table of n, a(n) for n=1..16.
Christian Boyer, Multimagic Squares
Eric Weisstein's World of Mathematics, Magic Series
CROSSREFS
Cf. A052456, A052457, A052458, A090653, A092312, A106646.
Sequence in context: A200868 A234421 A234414 * A187588 A051974 A188837
Adjacent sequences: A090034 A090035 A090036 * A090038 A090039 A090040
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

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Last modified September 30 10:57 EDT 2024. Contains 376331 sequences.
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