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A075527 A008578(n+3) - A008578(n+1). 4
2, 3, 4, 6, 6, 6, 6, 6, 10, 8, 8, 10, 6, 6, 10, 12, 8, 8, 10, 6, 8, 10, 10, 14, 12, 6, 6, 6, 6, 18, 18, 10, 8, 12, 12, 8, 12, 10, 10, 12, 8, 12, 12, 6, 6, 14, 24, 16, 6, 6, 10, 8, 12, 16, 12, 12, 8, 8, 10, 6, 12, 24, 18, 6, 6, 18, 20, 16, 12, 6, 10, 14, 14, 12, 10, 10, 14, 12, 12, 18, 12 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

COMMENTS

For n>0: a(n) = A031131(n) and a(n) - a(n-1) = A075526(n).

CROSSREFS

Cf. A000040, A076272, A076273.

Sequence in context: A119755 A206710 A175502 * A154257 A060019 A093451

Adjacent sequences:  A075524 A075525 A075526 * A075528 A075529 A075530

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 22 2002

EXTENSIONS

Correction for change of offset in A158611 and A008578 in Aug 2009 Jaroslav Krizek (jaroslav.krizek(AT)atlas.cz), Jan 27 2010

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Last modified February 16 17:11 EST 2012. Contains 205938 sequences.