A008652 - OEIS

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A008652

Molien series for group of 3 X 3 upper triangular matrices over GF( 4 ).

1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 6, 6, 6, 6, 8, 8, 8, 8, 10, 10, 10, 10, 12, 12, 12, 12, 15, 15, 15, 15, 18, 18, 18, 18, 21, 21, 21, 21, 24, 24, 24, 24, 28, 28, 28, 28, 32, 32, 32, 32, 36, 36, 36, 36, 40, 40 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,5`
	REFERENCES	`D. J. Benson, Polynomial Invariants of Finite Groups, Cambridge, 1993, p. 105.`
	LINKS	`INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 220` `Index entries for Molien series`
	MAPLE	`1/(1-x)/(1-x^4)/(1-x^16)`
	CROSSREFS	`Sequence in context: A128929 A075245 A129253 * A195120 A091226 A097913` `Adjacent sequences: A008649 A008650 A008651 * A008653 A008654 A008655`
	KEYWORD	`nonn,easy,nice`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 16 04:47 EST 2012. Contains 205860 sequences.