id:A136476 - OEIS Search Results

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Odd primitive abundant numbers n such that n = x^2 + x + y^2 with y^2 < 2*x; a subsequence of A006038.

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9555, 12705, 15015, 18585, 21105, 32445, 41055, 43065, 46035, 47355, 51765, 125895, 129465, 228735, 257565, 324555, 375165, 400785, 409185, 537285, 693225, 4513509, 5569641, 5581695, 5959065, 6084351, 6338535, 8824095, 9597315 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`x values in A136477 and y values in A136478`
	EXAMPLE	`9555=97^2+97+7^2 and 9555 odd primitive abundant number`
	CROSSREFS	`Cf. A006038, A136477, A136478, A136479.` `Adjacent sequences: A136473 A136474 A136475 this_sequence A136477 A136478 A136479` `Sequence in context: A084687 A086083 A134117 this_sequence A136479 A133449 A038825`
	KEYWORD	`nonn`
	AUTHOR	`Pierre CAMI (pierrecami(AT)tele2.fr), Jan 02 2008`

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

AT&T Labs Research