Number of 6Xn 0..2 arrays with no element equal to any value at offset (-2,0) (-1,2) or (0,-2) and new values introduced in order 0..2.

A275569

Number of 6Xn 0..2 arrays with no element equal to any value at offset (-2,0) (-1,2) or (0,-2) and new values introduced in order 0..2.

Terms

    a(0) =24a(1) =3456a(2) =7200a(3) =15000a(4) =57600a(5) =221184a(6) =867456a(7) =3402054a(8) =13630806a(9) =54613734a(10) =221152134a(11) =895530534a(12) =3642889494a(13) =14818750854a(14) =60456102318a(15) =246642942006

External references