Number of nX3 0..1 arrays with row sums equal and column sums unequal to adjacent columns.

A202737

Number of nX3 0..1 arrays with row sums equal and column sums unequal to adjacent columns.

Terms

    a(0) =2a(1) =6a(2) =38a(3) =86a(4) =282a(5) =1074a(6) =2802a(7) =8694a(8) =30170a(9) =82286a(10) =251682a(11) =837026a(12) =2336882a(13) =7101030a(14) =23060898a(15) =65306934a(16) =197740602a(17) =632536014a(18) =1808535522a(19) =5464051326a(20) =17297449410a(21) =49797577110a(22) =150233445162a(23) =471996750978

External references