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A180990 Number of (n+1)xn binary matrices with rows and then columns in strictly increasing order as binary numbers 0

%I #2 Mar 31 2012 12:35:49

%S 0,0,1,19,721,67264,16731459,11654912023,23649647075402,

%T 144714747782240313,2752761136943759699903,

%U 167080696204654407079545988,33078287865123858428157169233610

%N Number of (n+1)xn binary matrices with rows and then columns in strictly increasing order as binary numbers

%C Subdiagonal 1 of A180989

%e All solutions for 4X3

%e ..0..1..1

%e ..1..0..0

%e ..1..0..1

%e ..1..1..0

%K nonn

%O 1,4

%A _R. H. Hardin_ Sep 30 2010

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Last modified March 28 09:04 EDT 2024. Contains 371240 sequences. (Running on oeis4.)