|
| |
|
|
A088216
|
|
Smallest nonnegative number not expressible as determinant of an n X n matrix with elements 1..n^2.
|
|
7
| | |
|
|
|
OFFSET
| 2,2
|
|
|
LINKS
| Hugo Pfoertner, Find all possible values of det(A) for matrix with elements 1..n^2. FORTRAN program.
|
|
|
EXAMPLE
| a(2)=0 because the 2 X 2 determinant of a matrix with entries that are permutations of 1,2,3,4 can only assume the values +-2,+-5,+-10.
|
|
|
CROSSREFS
| Cf. A085000, A088215, A088217, a(3)=A088214(1), a(4)=A088237(1), a(5)=A088238(1).
Sequence in context: A128381 A128992 A204082 * A121001 A203029 A132644
Adjacent sequences: A088213 A088214 A088215 * A088217 A088218 A088219
|
|
|
KEYWORD
| more,nonn
|
|
|
AUTHOR
| Hugo Pfoertner (hugo(AT)pfoertner.org), Sep 23 2003
|
| |
|
|
