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Search: id:A053766
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A053766 a(n) = 5^(n^2 - n) +0
1
1, 1, 25, 15625, 244140625, 95367431640625, 931322574615478515625, 227373675443232059478759765625, 1387778780781445675529539585113525390625 (list; graph; listen)
OFFSET

0,3

COMMENT

Number of nilpotent n X n matrices over GF(5).

REFERENCES

N. J. Fine and I. N. Herstein, The probability that a matrix be nilpotent, Illinois J. Math., 2 (1958), 499-504.

M. Gerstenhaber, On the number of nilpotent matrices with coefficients in a finite field. Illinois J. Math., Vol. 5 (1961), 330-333.

CROSSREFS

Cf. A053763, A053764, A053765.

Sequence in context: A091744 A061111 A082211 this_sequence A034711 A076445 A013835

Adjacent sequences: A053763 A053764 A053765 this_sequence A053767 A053768 A053769

KEYWORD

easy,nonn

AUTHOR

Stephen G. Penrice (spenrice(AT)ets.org), Mar 29 2000

EXTENSIONS

More terms from James A. Sellers (sellersj(AT)math.psu.edu), Apr 08 2000

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.


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