Number of nX3 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
A317512
Number of nX3 0..1 arrays with every element unequal to 0, 1, 2, 3, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =4a(1) =32a(2) =255a(3) =2032a(4) =16193a(5) =129042a(6) =1028335a(7) =8194796a(8) =65304285a(9) =520409494a(10) =4147140443a(11) =33048539760a(12) =263363634601
External references
- oeis: A317512