A081236 - OEIS

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A081236

Greatest k<n with mu(n-k)=mu(n)=mu(n+k), where mu=A008683 (Moebius function).

0, 0, 0, 0, 2, 0, 4, 4, 0, 4, 8, 8, 10, 8, 0, 12, 14, 14, 12, 16, 0, 16, 20, 20, 7, 25, 23, 24, 24, 23, 28, 28, 32, 28, 34, 32, 34, 24, 38, 36, 38, 37, 40, 40, 36, 45, 42, 44, 41, 46, 36, 48, 50, 50, 40, 52, 36, 57, 54, 56, 48, 61, 54, 60, 64, 64, 64, 64, 54, 68, 68, 68, 66, 68, 57 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,5`
	COMMENTS	`a(A081237(n))=0.`
	CROSSREFS	`Sequence in context: A093443 A099092 A177806 * A103328 A167312 A114122` `Adjacent sequences: A081233 A081234 A081235 * A081237 A081238 A081239`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 11 2003`

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Last modified February 16 11:30 EST 2012. Contains 205907 sequences.