A300554 Number of 6-cycles in the n-polygon diagonal intersection graph.

0, 0, 35, 91, 98, 272, 279, 530, 561, 1440, 1079, 1904, 1890, 3360, 3128, 6066, 4579, 7580, 6993, 10648, 10212, 18696, 13875, 19968, 18981, 26936, 25056, 47130, 32953, 44864, 41184, 55386, 52500, 74808, 63714, 86564, 84045, 105840, 102049, 149982, 119196

Offset: 3

Author

Eric W. Weisstein, Mar 08 2018

Keywords

• nonn

Links

• Andrew Howroyd, Table of n, a(n) for n = 3..100
• Eric Weisstein's World of Mathematics, Polygon Diagonal Intersection Graph
• Eric Weisstein's World of Mathematics, Graph Cycle

Crossrefs

Cf. A062361 (3-cycles), A300552 (4-cycles), A300553 (5-cycles).

Extensions

Terms a(21) and beyond from Andrew Howroyd, Mar 11 2018