Number of nX6 0..1 arrays with every element equal to 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
A298131
Number of nX6 0..1 arrays with every element equal to 2, 3, 4 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =25a(2) =223a(3) =1055a(4) =21537a(5) =285084a(6) =3752401a(7) =52922003a(8) =714854991a(9) =9882443650a(10) =135778074542
External references
- oeis: A298131