28519domain: NAppears in sequencesa(n) = |1^3 - 2^3 + 3^3 - 4^3 + ... + (-1)^(n+1)*n^3|.at n=38A011934a(n) = A077696(n+1)/A077696(n).at n=18A077697The reversing binary representation of the sum of the divisors of the n-th odd square: a(n) = A065621(A379223(n)).at n=48A379224