Number of nX6 0..1 arrays with every element equal to 0, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300378
Number of nX6 0..1 arrays with every element equal to 0, 2 or 3 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =42a(2) =58a(3) =237a(4) =1351a(5) =8839a(6) =53367a(7) =330577a(8) =2105279a(9) =13511213a(10) =85977238a(11) =547636965a(12) =3502829714a(13) =22360278474a(14) =142764723618a(15) =911920520092
External references
- oeis: A300378