201495

domain: N

Appears in sequences

1/729 the number of (n+2)X3 0..2 arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace.at n=4A186954
1/729 the number of (n+2)X7 0..2 arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace.at n=0A186958
T(n,k)=1/729 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace.at n=10A186962
T(n,k)=1/729 the number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock trace equal to some horizontal or vertical neighbor 3X3 subblock trace.at n=14A186962