392960domain: NAppears in sequencesSum of 2^n, ..., 2^(n+1) - 1.at n=9A010036Number of lunar partitions of n: number of ways of writing n as a lunar sum of distinct terms, ignoring order.at n=19A087079Duplicate of A136488.at n=18A135098a(n) = 2^n - A005418(n).at n=18A136488