A008644 - OEIS

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A008644

Molien series of 5 X 5 upper triangular matrices over GF( 2 ).

1, 1, 2, 2, 4, 4, 6, 6, 10, 10, 14, 14, 20, 20, 26, 26, 36, 36, 46, 46, 60, 60, 74, 74, 94, 94, 114, 114, 140, 140, 166, 166, 201, 201, 236, 236, 280, 280, 324, 324, 380, 380, 436, 436, 504, 504, 572, 572 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	REFERENCES	`D. J. Benson, Polynomial Invariants of Finite Groups, Cambridge, 1993, p. 105.`
	LINKS	`INRIA Algorithms Project, Encyclopedia of Combinatorial Structures 243` `Index entries for Molien series`
	MAPLE	`1/(1-x)/(1-x^2)/(1-x^4)/(1-x^8)/(1-x^16)`
	CROSSREFS	`Sequence in context: A023023 A184157 A008643 * A008645 A018819 A127370` `Adjacent sequences: A008641 A008642 A008643 * A008645 A008646 A008647`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 15 11:54 EST 2012. Contains 205778 sequences.