Number of n X 4 binary arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two exactly once.
A268882
Number of n X 4 binary arrays with some element plus some horizontally or antidiagonally adjacent neighbor totalling two exactly once.
Terms
- a(0) =5a(1) =54a(2) =501a(3) =4133a(4) =31956a(5) =236960a(6) =1706732a(7) =12034000a(8) =83485488a(9) =571836176a(10) =3876692480a(11) =26059576704a(12) =173934499008
External references
- oeis: A268882