Number of n X n binary arrays with all ones connected only in a 0110-0110-1111 pattern in any orientation.

A147353

Number of n X n binary arrays with all ones connected only in a 0110-0110-1111 pattern in any orientation.

Terms

    a(0) =1a(1) =1a(2) =1a(3) =9a(4) =25a(5) =57a(6) =551a(7) =8604a(8) =122881a(9) =1647352a(10) =42868635a(11) =1998622860a(12) =114645170079

External references