typo in A002215 - restricted
Joshua Zucker
joshua.zucker at gmail.com
Sat Mar 8 00:54:14 CET 2008
Looks like A002215 is indeed "tree-like":
http://tinyurl.com/yoem9h
--Joshua
On Fri, Mar 7, 2008 at 3:37 PM, Tanya Khovanova
<mathoflove-seqfan at yahoo.com> wrote:
> Dear SeqFans,
>
> A002215 Number of polyhexes with n hexagons, having reflectional
> symmetry.
>
> Sounds the same as
> A030225 Number of n-celled polyhexes (hexagonal polyominoes) with
> bilateral symmetry.
>
> Looking at comments, A002215 might be not about all polyhexes but about
> restricted or tree-like. I do not know what restricted means, so
> someone should suggest the right name for this sequence.
>
> Best, Tanya
>
>
>
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