Number of (n+3) X 6 0..2 arrays with every 4 X 4 subblock commuting with each horizontal and vertical neighbor 4 X 4 subblock.

A186583

Number of (n+3) X 6 0..2 arrays with every 4 X 4 subblock commuting with each horizontal and vertical neighbor 4 X 4 subblock.

Terms

    a(0) =38608a(1) =1991a(2) =5879a(3) =39757a(4) =115699a(5) =149305a(6) =156259a(7) =160945a(8) =165739a(9) =171145a(10) =185131a(11) =230017a(12) =470139a(13) =778697a(14) =1118323a(15) =1529121a(16) =2339979a(17) =3298521a(18) =4347171a(19) =5627937a(20) =8189067a(21) =11662681a(22) =15995763a(23) =21614673a(24) =31416027a(25) =44959433a(26) =62319075a(27) =84811905

External references