Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 n X 3 array.
A218892
Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 n X 3 array.
Terms
- a(0) =4a(1) =18a(2) =72a(3) =286a(4) =1162a(5) =4700a(6) =19046a(7) =77198a(8) =312944a(9) =1268694a(10) =5143506a(11) =20852924a(12) =84542894a(13) =342758566a(14) =1389632608a(15) =5633935678a(16) =22841460250a(17) =92605309212a(18) =375446383830
External references
- oeis: A218892