A151537 Number of 1-sided polyedges with n edges.

1, 2, 7, 25, 99, 416, 1854, 8411, 38980, 182829, 867096, 4145168, 19955321, 96619260, 470157772

Offset

1,2

Links

Table of n, a(n) for n=1..15.

Ishino Keiichiro, Polyedge, Puzzle will be played, 2009.

Ed Pegg, Jr., Illustrations of polyforms

Eric Weisstein's World of Mathematics, Polyedge

Crossrefs

Cf. A019988, A096267, A037245, A151538, A333249.

Sequence in context: A150476 A150477 A333249 * A074421 A150478 A150479

Adjacent sequences: A151534 A151535 A151536 * A151538 A151539 A151540

Keyword

nonn,hard,more

Author

Ed Pegg Jr, May 13 2009

Extensions

a(11)-a(14) from Joseph Myers, Oct 03 2011

a(15) from Ishino Keiichiro's website added by Andrey Zabolotskiy, Dec 10 2023

Status

approved