A356213 Number of edge covers in the n-trapezohedral graph.

1699, 23904, 317044, 4101107, 52473796, 668177568, 8490113467, 107776172264, 1367566963756, 17349734444643, 220090218116188, 2791852592070632, 35414167120396459, 449219270600324928, 5698208011194600148, 72279907017666274643, 916846410588661477204

Offset

3,1

Links

Christian Sievers, Table of n, a(n) for n = 3..200

Eric Weisstein's World of Mathematics, Edge Cover

Eric Weisstein's World of Mathematics, Trapezohedral Graph

Crossrefs

Cf. A297047.

Sequence in context: A083610 A020405 A091368 * A263344 A159464 A166400

Adjacent sequences: A356210 A356211 A356212 * A356214 A356215 A356216

Keyword

nonn

Author

Eric W. Weisstein, Jul 29 2022

Extensions

a(9)-a(12) from Andrew Howroyd, Jan 27 2023

More terms from Christian Sievers, Nov 20 2023

Status

approved