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A331065
Coordination sequence for first kind of trivalent vertex in 1-skeleton of pentagonal icositetrahedron.
2
1, 3, 6, 9, 9, 6, 3, 1
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OFFSET
0,2
COMMENTS
Computed by Tom Karzes (see link).
LINKS
Table of n, a(n) for n=0..7.
Tom Karzes,
Polyhedron Coordination Sequences
CROSSREFS
Cf.
A331066
,
A331067
.
Sequence in context:
A057083
A325738
A198373
*
A160178
A011383
A329513
Adjacent sequences:
A331062
A331063
A331064
*
A331066
A331067
A331068
KEYWORD
nonn
,
fini
,
full
AUTHOR
N. J. A. Sloane
, Jan 08 2020
STATUS
approved