A135442 Number of partitions into "bus routes" of n X n grid.

4, 328

Offset: 1

Author

Yasutoshi Kohmoto, Feb 18 2008

Keywords

• nonn
• more
• bref

Comments

1. One and only one route exists on all edges of G

2. Terminals of two different routes don't meet on the same point

Crossrefs

Cf. A131709.