id:A054972 - OEIS Search Results

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Product of (sum of first n primes) and (product of first n primes).

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4, 30, 300, 3570, 64680, 1231230, 29609580, 746876130, 22309287000, 834590426670, 32089678420800, 1461885412557570, 72411562719475980, 3676255934199278430, 201683848689025182480, 12416469379809407042130 (list; graph; listen)

	OFFSET	`2,1`
	EXAMPLE	`a(3)=300 because 2+3+5=10 and 235=30 and 10*30=300`
	CROSSREFS	`A007504, A002110.` `Sequence in context: A127130 A052631 A167139 this_sequence A052452 A088794 A145348` `Adjacent sequences: A054969 A054970 A054971 this_sequence A054973 A054974 A054975`
	KEYWORD	`easy,nonn`
	AUTHOR	`Enoch Haga (Enokh(AT)comcast.net), May 15 2000`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research