A341924 Number of 3-connected triangulations of a quadrilateral up to orientation-preserving isomorphisms with n interior nodes.

1, 2, 10, 60, 386, 2652, 18914, 139264, 1048947, 8057026, 62893270, 497840520, 3988465676, 32292955800, 263910215250, 2174723058816, 18053970236196, 150883196364072, 1268622177683432, 10725273649776860, 91130026089055954, 777875145348140268, 6667969516814183630

Offset: 1

Author

Andrew Howroyd, Feb 26 2021

Keywords

• nonn

Links

• Andrew Howroyd, Table of n, a(n) for n = 1..500

Crossrefs

Column k=4 of A341923.