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A191657 Table, by rows, of numerators of alpha-coefficients in the symmetrized product of 2n Dirac matrices with two Tensor indices. 2
1, 1, -2, 1, -2, 32, 1, -1, 2, 32, -272, 1, -1, 2, 16, -64, -272, 15872, 1, -1, 1, -4, 16, -64, 512, -136, 544, 15872, -707584, 1, -1, 1, -4, 4, -32, 64, 512, -136, 544, -8704, 7936, -31744, -707584, 89473024 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
COMMENTS
The number of columns equals the number of partitions of the row index n.
The denominators are A191658. From table 1 by Izaurieta et al.
LINKS
EXAMPLE
The coefficients corresponding to each partition of 4 are:
1 + 1 + 1 + 1 -> 1/24;
2 + 1 + 1 -> -1/3;
2 + 2 -> 2/9;
3 + 1 -> 32/45;
4 -> -272/315.
CROSSREFS
Cf. A191658.
Sequence in context: A173476 A281129 A136156 * A155796 A341530 A141238
KEYWORD
sign,frac,tabf
AUTHOR
Jonathan Vos Post, Jun 10 2011
STATUS
approved

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Last modified April 13 19:14 EDT 2024. Contains 371644 sequences. (Running on oeis4.)