id:A135462 - OEIS Search Results

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a(n) = number of Eisenstein primes (see A055664) of norm <= n.

+0
4

0, 0, 0, 6, 12, 12, 12, 18, 18, 18, 18, 18, 18, 24, 24, 24, 24, 24, 24, 30, 30, 30, 30, 30, 30, 36, 36, 36, 36, 36, 36, 42, 42, 42, 42, 42, 42, 48, 48, 48, 48, 48, 48, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 54, 60, 60, 60, 60, 60, 60, 66, 66, 66, 66, 66, 66 (list; graph; listen)

	OFFSET	`0,4`
	REFERENCES	`L. W. Reid, The Elements of the Theory of Algebraic Numbers, MacMillan, NY, 1910, see Chap. VI.`
	CROSSREFS	`Cf. A135461, A055664, A055667.` `Sequence in context: A060479 A028998 A040030 this_sequence A156386 A129858 A061928` `Adjacent sequences: A135459 A135460 A135461 this_sequence A135463 A135464 A135465`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Feb 06 2008`

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

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