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A321641 Number of (7-n)-faces of the 3_21 polytope. 7
702, 6048, 12096, 10080, 4032, 756, 56 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..6.

Wikipedia, 3_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), A321642 (4_21).

Sequence in context: A158655 A305071 A203350 * A304064 A305456 A305021

Adjacent sequences:  A321638 A321639 A321640 * A321642 A321643 A321644

KEYWORD

nonn,fini,full

AUTHOR

Felix Fröhlich, Dec 19 2018

STATUS

approved

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Last modified January 17 17:47 EST 2022. Contains 350402 sequences. (Running on oeis4.)