Number of length 7+1 0..n arrays with the sum of the maximum of each adjacent pair multiplied by some arrangement of +-1 equal to zero.

A250651

Number of length 7+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) =120a(1) =2870a(2) =28238a(3) =163043a(4) =677505a(5) =2225195a(6) =6290716a(7) =15474251a(8) =34620063a(9) =71045837a(10) =136895633a(11) =249167782a(12) =432945014a(13) =721867127a(14) =1163471851a(15) =1819556318a(16) =2767225673a(17) =4114863787a(18) =5983678292a(19) =8546815362a(20) =11983543443a(21) =16566644515

External references