Number of (n+2)X(n+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00001011 00010101 or 01010101.
A261372
Number of (n+2)X(n+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00001011 00010101 or 01010101.
Terms
- a(0) =36a(1) =41a(2) =202a(3) =1040a(4) =5633a(5) =42302a(6) =461576a(7) =5441268a(8) =87288274a(9) =1757770516a(10) =47269754142
External references
- oeis: A261372