Number of nX3 0..1 arrays with no more than floor(nX3/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..1 order.
A222355
Number of nX3 0..1 arrays with no more than floor(nX3/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..1 order.
Terms
- a(0) =1a(1) =1a(2) =5a(3) =24a(4) =27a(5) =176a(6) =404a(7) =2180a(8) =3751a(9) =21261a(10) =44985a(11) =238441a(12) =483280a(13) =2549426a(14) =5537716a(15) =28412352a(16) =62022509a(17) =314794248a(18) =706911054a(19) =3539578743a(20) =8030595379a(21) =39896971556a(22) =91762984752a(23) =452730150747
External references
- oeis: A222355