A028519 Character of extremal vertex operator algebra of rank 40.

1, 0, 20620, 86666240, 24243884350, 2347780456448, 122755210537400, 4230865937326080, 107335889402648445, 2146944856973312000, 35460068606054093924, 499794562845282611200, 6159965886031490256710

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 A372296

Adjacent sequences: A028516 A028517 A028518 * A028520 A028521 A028522

Keyword

nonn,easy

Author

N. J. A. Sloane.

Status

approved