Number of nX5 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,0) or (-1,-1) and new values introduced in order 0..2.

A275501

Number of nX5 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,0) or (-1,-1) and new values introduced in order 0..2.

Terms

    a(0) =41a(1) =1944a(2) =2000a(3) =3168a(4) =4180a(5) =13384a(6) =43780a(7) =143784a(8) =470352a(9) =1549756a(10) =5114352a(11) =16851668a(12) =55718276a(13) =183999596a(14) =607959912a(15) =2009783684a(16) =6640967048a(17) =21951863104a(18) =72556631720a(19) =239811612380a(20) =792682822452

External references