Number of n X 3 0..1 arrays with no element equal to a strict majority of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.
A279461
Number of n X 3 0..1 arrays with no element equal to a strict majority of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element, and with new values introduced in order 0 sequentially upwards.
Terms
- a(0) =2a(1) =6a(2) =33a(3) =180a(4) =1024a(5) =5228a(6) =26670a(7) =134438a(8) =670407a(9) =3310176a(10) =16219930a(11) =78973826a(12) =382408399a(13) =1842856150a(14) =8843787665a(15) =42284752666a(16) =201514337962a(17) =957534960784
External references
- oeis: A279461