Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 5 or 6 king-move adjacent elements, with upper left element zero.

A304601

Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 5 or 6 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =16a(1) =22a(2) =53a(3) =179a(4) =560a(5) =1726a(6) =5205a(7) =15474a(8) =46577a(9) =140882a(10) =425811a(11) =1284730a(12) =3876203a(13) =11701804a(14) =35329457a(15) =106648194a(16) =321916587a(17) =971745234a(18) =2933418071a(19) =8855071730a(20) =26730426635a(21) =80690036458a(22) =243576592865a(23) =735277676028

External references