13066921
domain: N
Appears in sequences
- Half the number of (n+2)X(n+2) binary arrays with each 3X3 subblock having a sum in 2..7.at n=2A186787
- Half the number of (n+2)X5 binary arrays with each 3X3 subblock having a sum in 2..7.at n=2A186790
- T(n,k)=Half the number of (n+2)X(k+2) binary arrays with each 3X3 subblock having a sum in 2..7.at n=12A186796