Number of 4_X_n 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,0) or (-1,1) and new values introduced in order 0..2.
A275403
Number of 4_X_n 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,0) or (-1,1) and new values introduced in order 0..2.
Terms
- a(0) =6a(1) =31a(2) =178a(3) =1011a(4) =5758a(5) =32771a(6) =186538a(7) =1061795a(8) =6043830a(9) =34402035a(10) =195819682a(11) =1114623859a(12) =6344543534a(13) =36113737251a(14) =205562777626
External references
- oeis: A275403