Number of nX3 0..1 arrays with every element unequal to 0, 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

A316234

Number of nX3 0..1 arrays with every element unequal to 0, 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =3a(1) =9a(2) =14a(3) =29a(4) =71a(5) =153a(6) =358a(7) =956a(8) =2612a(9) =7512a(10) =22712a(11) =70354a(12) =221685a(13) =707752a(14) =2276384a(15) =7352905a(16) =23817277a(17) =77283822a(18) =251019710a(19) =815800421a(20) =2652331295a(21) =8625138591a(22) =28051663849a(23) =91240418019a(24) =296781515740a(25) =965379355175

External references