48549

Appears in sequences

• Number of planar partitions of n with exactly 3 rows.at n=20A091357
• A054525 * A000984.at n=9A134764
• Number of n X n binary arrays symmetric about main diagonal with all ones connected only in a 10101-11111 pattern in any orientation.at n=13A147424
• Number of strong dichotomy patterns in Z/2nZ, i.e., bicolor patterns of Z/2nZ with respect to the action of Aff(Z/2nZ) with trivial isotropy group.at n=19A360624