Number of (n+1)X(5+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0001 0101 or 0111.
A259294
Number of (n+1)X(5+1) 0..1 arrays with each 2X2 subblock having clockwise pattern 0001 0101 or 0111.
Terms
- a(0) =434a(1) =3938a(2) =31774a(3) =273686a(4) =2293928a(5) =19528726a(6) =165147350a(7) =1402044186a(8) =11882217182a(9) =100805628896a(10) =854788219326
External references
- oeis: A259294