Number of 4Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 0 or 2 neighboring 1s.
A297341
Number of 4Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 0 or 2 neighboring 1s.
Terms
- a(0) =16a(1) =55a(2) =421a(3) =2119a(4) =13067a(5) =73147a(6) =427900a(7) =2455970a(8) =14209144a(9) =81938942a(10) =473153507a(11) =2730662734a(12) =15762970998a(13) =90983791633a(14) =525180639202
External references
- oeis: A297341