355839

Appears in sequences

• Odd-indexed terms of the binomial transform equals 1 and the even-indexed terms of the second binomial transform equals 1.at n=11A090158
• The number of edges formed on an isosceles triangle by straight line segments mutually connecting all vertices and all points that divide the two equal length sides into n equal parts; the base of the triangle contains no points other than its vertices.at n=29A333027