77880

Appears in sequences

• Denominators of continued fraction convergents to sqrt(117).at n=11A041213
• T(n,n-5), where T is the array in A055830.at n=31A055832
• Number of intersection points outside the n-gon of all lines through pairs of vertices of a regular n-gon.at n=30A146213
• Numerator of Euler(n, 8/23).at n=4A156955
• Number of polygons formed outside a regular n-gon when every pair of vertices of the n-gon are joined by an infinite line.at n=32A344311