Number of distinct convex equilateral n-gons having rotational symmetry and with corner angles of m*Pi/n (0 < m <= n).

A292355

Number of distinct convex equilateral n-gons having rotational symmetry and with corner angles of m*Pi/n (0 < m <= n).

Terms

    a(0) =1a(1) =2a(2) =1a(3) =11a(4) =1a(5) =42a(6) =10a(7) =202a(8) =1a(9) =1077a(10) =1a(11) =5539a(12) =210a(13) =30666a(14) =1a(15) =174620a(16) =1a(17) =1001642a(18) =5547a(19) =5864751a(20) =1a(21) =34799997a(22) =201a(23) =208267321a(24) =173593a(25) =1258579693a(26) =1a(27) =7664723137a(28) =1a(29) =46976034378

External references