id:A071006 - OEIS Search Results

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Number of positive solutions to the diophantine equation x^2+y^3=n^2.

+0
1

0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 2, 0, 1, 0, 0, 1, 0, 1, 2, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 0, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 3 (list; graph; listen)

	OFFSET	`1,55`
	PROGRAM	`(PARI) for(n=1, 100, print1(sum(i=1, n, sum(j=1, i, if(i^2+j^3-n^2, 0, 1))), ", "))`
	CROSSREFS	`Adjacent sequences: A071003 A071004 A071005 this_sequence A071007 A071008 A071009` `Sequence in context: A035145 A107064 A113687 this_sequence A080843 A087371 A112762`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), May 18 2002`

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Last modified October 10 20:39 EDT 2008. Contains 144831 sequences.

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