login
This site is supported by donations to The OEIS Foundation.

 

Logo

Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the OEIS Foundation home page.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A034920 Maximal consecutive determinant of n X n persymmetric matrix with entries {-1,0,+1}. 3
1, 1, 4, 10, 28, 64 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

COMMENTS

A persymmetric (or Hankel) matrix has M[ i,j ] = M[ i-k,j+k ] for all i and j (matrix is constant along antidiagonals).

LINKS

Table of n, a(n) for n=1..6.

Index entries for sequences related to maximal determinants

CROSSREFS

Cf. A034917-A034921.

Sequence in context: A174938 A032248 A092504 * A038579 A133726 A026534

Adjacent sequences:  A034917 A034918 A034919 * A034921 A034922 A034923

KEYWORD

nonn

AUTHOR

Fred Lunnon

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 20 14:40 EST 2019. Contains 319333 sequences. (Running on oeis4.)