Number of 3 X n 0..2 arrays with no element equal to any value at offset (-2,-1) (-1,1) or (0,-1) and new values introduced in order 0..2.

A276300

Number of 3 X n 0..2 arrays with no element equal to any value at offset (-2,-1) (-1,1) or (0,-1) and new values introduced in order 0..2.

Terms

    a(0) =5a(1) =11a(2) =45a(3) =173a(4) =693a(5) =2765a(6) =11061a(7) =44237a(8) =176949a(9) =707789a(10) =2831157a(11) =11324621a(12) =45298485a(13) =181193933a(14) =724775733a(15) =2899102925a(16) =11596411701a(17) =46385646797a(18) =185542587189a(19) =742170348749

External references