A299781 Triangle read by rows: T(n,m) = number of k-uniform tilings having m different arrangements of polygons about their vertices, for k = 1..n, with 1 <= m <= n.

11, 11, 20, 11, 42, 39, 11, 75, 124, 33, 11, 149, 273, 127, 15, 11, 249, 557, 314, 107, 10, 11

Offset

1,1

Comments

Column m lists the partial sums of the m-th column of triangle A299780.

Links

Table of n, a(n) for n=1..22.

Brian L. Galebach, n-Uniform Tilings

Example

Triangle begins:
  11;
  11,  20;
  11,  42,  39;
  11,  75, 124,  33;
  11, 149, 273, 127,  15;
  11, 249, 557, 314, 107, 10;
...

Crossrefs

Column 1 gives A010850.

Leading diagonal is A068600.

Row sums give A299782.

Cf. A068599, A299780.

Sequence in context: A180022 A003856 A167130 * A168459 A110414 A040111

Adjacent sequences: A299778 A299779 A299780 * A299782 A299783 A299784

Keyword

nonn,tabl,hard,more

Author

Omar E. Pol, Mar 30 2018

Status

approved