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A028547 Character of extremal vertex operator algebra of rank 21. 0
1, 0, 0, 5726, 76461, 751254 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

REFERENCES

G. Hoehn, Selbstduale Vertexoperatorsuperalgebren und das Babymonster, Bonner Mathematische Schriften, Vol. 286 (1996), 1-85.

LINKS

Table of n, a(n) for n=0..5.

G. Hoehn (gerald(AT)math.ksu.edu), Selbstduale Vertexoperatorsuperalgebren und das Babymonster, Doctoral Dissertation, Univ. Bonn, Jul 15 1995 (pdf, ps).

CROSSREFS

Sequence in context: A202376 A252422 A183647 * A224726 A043484 A163027

Adjacent sequences:  A028544 A028545 A028546 * A028548 A028549 A028550

KEYWORD

nonn,easy,more

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified November 21 11:35 EST 2019. Contains 329370 sequences. (Running on oeis4.)