This site is supported by donations to The OEIS Foundation.



Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".
Other ways to donate

(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A287695 Maximum number of orthogonal diagonal Latin squares for one diagonal Latin square of order n. 0
1, 0, 0, 1, 1, 0, 3, 824 (list; graph; refs; listen; history; text; internal format)



a(9) >= 516. - Eduard I. Vatutin, Oct 18 2017

a(10) >= 8.


Table of n, a(n) for n=1..8.

E. I. Vatutin, Discussion about properties of diagonal Latin squares at forum.boinc.ru (in Russian)

E. I. Vatutin, Discussion about properties of diagonal Latin squares at forum.boinc.ru, square of order 9 with 516 orthogonal squares (in Russian)

E. I. Vatutin, S. E. Kochemazov, O. S. Zaikin, M. O. Manzuk, V. S. Titov, Combinatorial characteristics estimating for pairs of orthogonal diagonal Latin squares, Multicore processors, parallel programming, FPGA, signal processing systems (2017), pp. 104-111 (in Russian)

Index entries for sequences related to Latin squares and rectangles


Sequence in context: A259371 A294794 A293252 * A083250 A096086 A062658

Adjacent sequences:  A287692 A287693 A287694 * A287696 A287697 A287698




Eduard I. Vatutin, May 30 2017



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

License Agreements, Terms of Use, Privacy Policy .

Last modified December 16 20:54 EST 2017. Contains 296092 sequences.