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A321642
Number of (7-n)-faces of the 4_21 polytope.
7
19440, 207360, 483840, 483840, 241920, 60480, 6720, 240
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OFFSET
0,1
LINKS
Table of n, a(n) for n=0..7.
Wikipedia,
4_21 polytope
CROSSREFS
Cf. number of elements in uniform polytope with Coxeter symbol a_b:
A321635
(1_22),
A321636
(2_21),
A321637
(1_32),
A321638
(1_42),
A321639
(2_31),
A321640
(2_41),
A321641
(3_21).
Sequence in context:
A252901
A126721
A323558
*
A204592
A140930
A254486
Adjacent sequences:
A321639
A321640
A321641
*
A321643
A321644
A321645
KEYWORD
nonn
,
fini
,
full
AUTHOR
Felix Fröhlich
, Dec 19 2018
STATUS
approved
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Last modified August 2 14:38 EDT 2024. Contains 374848 sequences. (Running on oeis4.)