197133

Appears in sequences

• Number of (n+1)X(n+1) binary arrays with each element of every 2X2 subblock being the sum mod 2 of two others.at n=3A183837
• Number of (n+1)X5 binary arrays with each element of every 2X2 subblock being the sum mod 2 of two others.at n=3A183840
• T(n,k)=Number of (n+1)X(k+1) binary arrays with each element of every 2X2 subblock being the sum mod 2 of two others.at n=24A183845
• a(n) is the total number of sum of weighted records over set partitions of [n].at n=8A306900