Number of nX3 0..2 arrays with every element plus 1 mod 3 equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) or (1,0), with upper left element zero.
A278001
Number of nX3 0..2 arrays with every element plus 1 mod 3 equal to some element at offset (-1,-1) (-1,0) (-1,1) (0,-1) (0,1) (1,-1) or (1,0), with upper left element zero.
Terms
- a(0) =0a(1) =52a(2) =866a(3) =16583a(4) =316432a(5) =6031565a(6) =114975158a(7) =2191741025a(8) =41780404363a(9) =796445224559
External references
- oeis: A278001