A268606 Number of ways to trisect a hexagon with side length n exactly into three identical parts in a triangular lattice.
1, 5, 116, 15785, 11599297, 47212453928, 1100377983366327, 148568527921382084692
Offset: 1
Links
- G. P. Jelliss, Dissected Hexagons, The Games and Puzzles Journal, Issue 22, January-April 2002.
- Luca Petrone, Illustration showing a(3) = 116
Extensions
Added a(6) from Jelliss's website by Vaclav Kotesovec, Mar 03 2016
a(7)-a(8) from Andrew Howroyd, Apr 11 2016