OFFSET
1,5
LINKS
Bert Dobbelaere, Illustration of initial terms
EXAMPLE
n=4: {1110,1101,1011,0111} is the only matrix where each row (column) - read as a binary number - is equal to or larger than the previous one, so a(4)=1.
CROSSREFS
KEYWORD
hard,more,nonn
AUTHOR
Michael Steyer (m.steyer(AT)osram.de), Oct 14 2010
EXTENSIONS
a(10)-a(16) from Bert Dobbelaere, Feb 23 2020
STATUS
approved