Number of length 4+1 0..n arrays with the sum of the maximum of each adjacent pair multiplied by some arrangement of +-1 equal to zero.

A250648

Number of length 4+1 0..n arrays with the sum of the maximum of each adjacent pair multiplied by some arrangement of +-1 equal to zero.

Terms

    a(0) =20a(1) =125a(2) =476a(3) =1293a(4) =2954a(5) =5901a(6) =10766a(7) =18305a(8) =29478a(9) =45361a(10) =67364a(11) =96961a(12) =135976a(13) =186445a(14) =250688a(15) =331213a(16) =431054a(17) =553277a(18) =701474a(19) =879553a(20) =1091754a(21) =1342593a(22) =1637320a(23) =1981153a(24) =2380028a(25) =2840317a(26) =3368740a(27) =3972397a(28) =4659346a(29) =5437517

External references