login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A003810 Order of simple Chevalley group A_5(q), q = prime power. 0
20158709760, 21032402889738240, 361310134959341568000, 1383059427750000000000000, 61637759336805268655956377600, 39841906041871272087686291128320, 1234219157861100568481165377536000, 1392357762553459444742198951136000000, 161092184393918097496815608751014338560 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
REFERENCES
J. H. Conway, R. T. Curtis, S. P. Norton, R. A. Parker and R. A. Wilson, ATLAS of Finite Groups. Oxford Univ. Press, 1985, p. xvi.
H. S. M. Coxeter and W. O. J. Moser, Generators and Relations for Discrete Groups, 4th ed., Springer-Verlag, NY, reprinted 1984, p. 131.
LINKS
FORMULA
a(n) = a(A000961(n+1),5) where a(q,n) is defined in A003793. - Sean A. Irvine, Sep 18 2015
MATHEMATICA
f[m_, n_] := Block[{g, x, y}, g[x_, y_] := x^(y (y + 1)/2) Product[x^k - 1, {k, 2, y + 1}]; g[m, n]/GCD[n + 1, m - 1]]; f[#, 5] & /@ Select[Range[2, 13], PrimePowerQ] (* Michael De Vlieger, Sep 18 2015 *)
CROSSREFS
Sequence in context: A234397 A234194 A118466 * A003803 A288081 A172794
KEYWORD
nonn,easy
AUTHOR
EXTENSIONS
a(8)-a(9) from Michael De Vlieger, Sep 18 2015
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)