Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010001.
A260206
Number of (n+2)X(7+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000000 00000001 or 00010001.
Terms
- a(0) =2274a(1) =6895a(2) =45181a(3) =245486a(4) =1473681a(5) =8929505a(6) =52387329a(7) =310875809a(8) =1853180549a(9) =10985801208a(10) =65210933996a(11) =387468307116
External references
- oeis: A260206