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A321640 Number of (7-n)-faces of the 2_41 polytope. 7
17520, 144960, 544320, 1209600, 1209600, 483840, 69120, 2160 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..7.

Wikipedia, 2_41 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), A321641 (3_21), A321642 (4_21).

Sequence in context: A251641 A251638 A234562 * A083599 A049521 A203963

Adjacent sequences:  A321637 A321638 A321639 * A321641 A321642 A321643

KEYWORD

nonn,fini,full

AUTHOR

Felix Fröhlich, Dec 19 2018

STATUS

approved

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Last modified January 26 05:13 EST 2022. Contains 350572 sequences. (Running on oeis4.)