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A076781
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a(n) = 6^(n^2).
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4
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1, 6, 1296, 10077696, 2821109907456, 28430288029929701376, 10314424798490535546171949056, 134713546244127343440523266742756048896, 63340286662973277706162286946811886609896461828096
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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COMMENTS
| Number of n X n matrices over an alphabet of size 6.
a(n) = k^(n^2) with k = 2, 3, 4,... counts n X n matrices over Z/kZ.
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 0..30
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MATHEMATICA
| 6^Range[0, 12]^2 (* From Vladimir Joseph Stephan Orlovsky, Feb 01 2012 *)
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PROG
| (MAGMA) [ 6^(n^2): n in [0..10]]; // Vincenzo Librandi, May 30 2011
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CROSSREFS
| Cf. A060757, A060758, A060759, A060760, A060761.
Sequence in context: A202381 A067510 A013738 * A055306 A203331 A172625
Adjacent sequences: A076778 A076779 A076780 * A076782 A076783 A076784
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KEYWORD
| nonn
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AUTHOR
| Vincenzo Origlio (vincenzo.origlio(AT)itc.cnr.it), Nov 15 2002
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EXTENSIONS
| More terms from Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 24 2007
Corrected a(5), Vincenzo Librandi, May 30 2011
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