Number of n X 4 0..2 arrays with no element equal to any value at offset (-2,-1) (-1,0) or (-1,1) and new values introduced in order 0..2.
A275179
Number of n X 4 0..2 arrays with no element equal to any value at offset (-2,-1) (-1,0) or (-1,1) and new values introduced in order 0..2.
Terms
- a(0) =14a(1) =64a(2) =89a(3) =141a(4) =353a(5) =914a(6) =2386a(7) =6228a(8) =16249a(9) =42451a(10) =111108a(11) =291065a(12) =762378a(13) =1995896a(14) =5223852a(15) =13673069a(16) =35794346a(17) =93714905a(18) =245360591a(19) =642367172a(20) =1681704625a(21) =4402670689a(22) =11526266952a(23) =30176270194a(24) =79002891883a(25) =206832552922
External references
- oeis: A275179