A054606 - OEIS

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A054606

Sum_{d|7} phi(d)*n^(7/d).

0, 7, 140, 2205, 16408, 78155, 279972, 823585, 2097200, 4783023, 10000060, 19487237, 35831880, 62748595, 105413588, 170859465, 268435552, 410338775, 612220140, 893871853, 1280000120, 1801088667, 2494358020, 3404825585 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	FORMULA	`a(n) = n^7+6n.`
	CROSSREFS	`Sequence in context: A126156 A082162 A085708 * A191956 A070074 A051397` `Adjacent sequences: A054603 A054604 A054605 * A054607 A054608 A054609`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Apr 16 2000`

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Last modified February 16 23:45 EST 2012. Contains 205978 sequences.