59927domain: NAppears in sequencesNumbers n such that s=n^2 gives prime quadruples (30s+11, 30s+13, 30s+17, 30s+19).at n=10A087772Numbers of the form 49*k, where 49*k+2 and 49*k-6 are both prime.at n=20A153779Number of partitions of [n] where each block size occurs at most twice.at n=10A360182