238838

Appears in sequences

• Number of binary necklaces of length n with no subsequence 00, excluding the necklace "0".at n=32A000358
• Number of ways to partition n elements into pie slices each with an odd number of elements.at n=32A032189
• Number of rooted generalized quadrangular dissections of weight n of a closed disk: planar maps having the external face bounded by a polygon and all internal faces of size 4.at n=8A090376
• Number of (0, 1)-necklaces of length n without zigzags (see reference for precise definition).at n=33A263659
• Number of n-bit binary necklaces (unmarked cyclic n-bit binary strings) containing no runs of length > 2.at n=32A316660
• Number of cyclic compositions of 2*n-1 into odd parts.at n=16A365858
• Number of self-dual cyclic n-color compositions.at n=32A365859