1,7
Christian Boyer, Multimagic Cubes
Cf. A052457, A052458, A090653, A090037.
Sequence in context: A196640 A197089 A135699 * A207232 A207225 A207012
Adjacent sequences: A092309 A092310 A092311 * A092313 A092314 A092315
nonn
Christian Boyer, Feb 14, 2004
a(9) computed by Gildas Guillemot; a(10)=0 because a(4k+2)=0. - Christian Boyer (cboyer(AT)club-internet.fr), Apr 02 2007