Number of directed animals on a certain lattice.

A011791

Number of directed animals on a certain lattice.

Terms

    a(0) =1a(1) =2a(2) =8a(3) =35a(4) =169a(5) =862a(6) =4575a(7) =24999a(8) =139700a(9) =794684a(10) =4586377a(11) =26788423a(12) =158054285a(13) =940603900

External references