A033523 Number of matchings in graph C_{11} X P_{n}.

1, 199, 378424, 531616825, 784262868625, 1149284628732204, 1685897303909927649, 2472705159894822329223, 3626792720604314478281516, 5319512204961806610481718127, 7802271843434650931552185647127, 11443801542489979112417158760023324

Offset

0,2

References

Per Hakan Lundow, "Computation of matching polynomials and the number of 1-factors in polygraphs", Research reports, No 12, 1996, Department of Mathematics, Umea University.

Links

Alois P. Heinz, Table of n, a(n) for n = 0..100

Per Hakan Lundow, Enumeration of matchings in polygraphs, 1998.

Crossrefs

Row 11 of A287428.

Sequence in context: A155508 A028482 A111472 * A189580 A094220 A035881

Adjacent sequences: A033520 A033521 A033522 * A033524 A033525 A033526

Keyword

nonn

Author

Per H. Lundow

Status

approved