A028454 Number of perfect matchings in graph P_{4} X P_{4} X P_{n}.
1, 36, 32000, 10885344, 5051532105, 2132137503232, 932814464901633, 403325499406267520, 175220727982196365632, 75996591204223021534740, 32983893365927357595999561, 14312021563707748863632803328, 6210770058902782255142931025577
Offset: 0
Keywords
Links
- Alois P. Heinz, Table of n, a(n) for n = 0..100
- Per Hakan Lundow, Computation of matching polynomials and the number of 1-factors in polygraphs, Research report, No 12, 1996, Department of Math., Umea University, Sweden.
- Per Hakan Lundow, Enumeration of matchings in polygraphs, 1998.