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A090549 Common difference of arithmetic progression in n-th row of A090548 and A113470. +0
4
1, 1, 2, 6, 6, 30, 30, 72, 72, 210, 132, 132, 114, 594, 48 (list; graph; listen)
OFFSET

1,3

COMMENT

In case there was more than one solution with minimum A090548(n), the one with minimum stride A090549(n) was selected to generate A090547(n) and A090549(n). - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 28 2007

FORMULA

A090548(n)=A090547(n)+(n-1)*a(n). - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 28 2007

CROSSREFS

Cf. A087308, A090547, A090548, A113470.

Sequence in context: A056040 A099566 A147299 this_sequence A080326 A034386 A084343

Adjacent sequences: A090546 A090547 A090548 this_sequence A090550 A090551 A090552

KEYWORD

nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Dec 09 2003

EXTENSIONS

Corrected and extended by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 28 2007

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


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