T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally.
A232839
T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with every element next to itself plus and minus one within the range 0..2 horizontally, diagonally or antidiagonally.
Terms
- a(0) =4a(1) =16a(2) =16a(3) =216a(4) =312a(5) =64a(6) =710a(7) =6664a(8) =3720a(9) =240a(10) =3648a(11) =67718a(12) =168688a(13) =44832a(14) =988a(15) =25642a(16) =1051216a(17) =4836036a(18) =5659896a(19) =500516a(20) =3964a(21) =139456a(22) =17686598a(23) =202470104a(24) =391884166a(25) =179149960a(26) =5809256a(27) =15844a(28) =683250a(29) =265341016
External references
- oeis: A232839