95590domain: NAppears in sequencesNumber of nondecreasing arrangements of n numbers x(i) in -(n+4)..(n+4) with the sum of sign(x(i))*2^|x(i)| zero.at n=9A187985a(n) = length of n-th run of odd terms in A259934.at n=7A262516First differences of A263276; length of n-th run of terms of same parity in A259934.at n=15A263277