Number of nX7 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-1) or (-2,0) and new values introduced in order 0..2.
A274894
Number of nX7 0..2 arrays with no element equal to any value at offset (0,-1) (-1,-1) or (-2,0) and new values introduced in order 0..2.
Terms
- a(0) =32a(1) =972a(2) =465a(3) =2291a(4) =10337a(5) =49697a(6) =237807a(7) =1143185a(8) =5539989a(9) =26833885a(10) =130079497a(11) =632358111a(12) =3069896886a(13) =14919608999a(14) =72537188422a(15) =352492355625
External references
- oeis: A274894