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A028519 Character of extremal vertex operator algebra of rank 40. 0
1, 0, 20620, 86666240, 24243884350, 2347780456448, 122755210537400, 4230865937326080, 107335889402648445, 2146944856973312000, 35460068606054093924, 499794562845282611200, 6159965886031490256710 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

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..12.

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

FORMULA

A007245^5-1240*q*A007245^2.

CROSSREFS

Sequence in context: A059050 A056073 A173378 * A247926 A107263 A237329

Adjacent sequences:  A028516 A028517 A028518 * A028520 A028521 A028522

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 22 17:19 EDT 2018. Contains 305672 sequences. (Running on oeis4.)