23107896
domain: N
Appears in sequences
- Number of nonequivalent dissections of a polygon into n quadrilaterals by nonintersecting diagonals rooted at a cell up to rotation.at n=11A005033
- Number of aperiodic necklaces of n beads of 2 colors, 11 of them black.at n=25A032169
- Number of necklaces with 11 black beads and n-11 white beads.at n=26A032196