Number of nX5 0..1 arrays with every element equal to 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

A298960

Number of nX5 0..1 arrays with every element equal to 3, 5, 6, 7 or 8 king-move adjacent elements, with upper left element zero.

Terms

    a(0) =0a(1) =3a(2) =3a(3) =14a(4) =31a(5) =91a(6) =230a(7) =633a(8) =1685a(9) =4552a(10) =12185a(11) =32765a(12) =87980a(13) =236467a(14) =635199a(15) =1706614a(16) =4584923a(17) =12318567a(18) =33096042a(19) =88919069a(20) =238897433a(21) =641845172a(22) =1724442741a(23) =4633054817a(24) =12447607328a(25) =33442938823a(26) =89851018539a(27) =241402408354

External references