16842496

Appears in sequences

• Row sums of even numbered rows of array T in A050870 (periodic binary words).at n=24A050871
• Consider the family of directed multigraphs enriched by the species of derangements. Sequence gives number of those multigraphs with n labeled loops and arcs.at n=9A098626
• Counts of unique periodic binary strings of length n.at n=48A152061