91304domain: NAppears in sequencesSolution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-2) + 2n, where a(0) = 1, a(1) = 2, b(0) = 3.at n=19A294538Number of maximal subsets of {1..n} of which every subset has a different sum.at n=36A325865