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A077395 Lesser of two successive squarefree numbers such that their product is not squarefree. 1
174, 422, 474, 602, 831, 843, 930, 1074, 1182, 1322, 1374, 1443, 1518, 1623, 1803, 1974, 2006, 2022, 2222, 2274, 2298, 2522, 2526, 2595, 2694, 2870, 2874, 3122, 3210, 3282, 3423, 3478, 3574, 3702, 3770, 3774, 4022, 4074, 4202, 4323, 4359, 4458, 4474 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

A005117(106)*A005117(107)=174*177=(2*3*29)*(3*59) is not squarefree, therefore 174 is a term.

CROSSREFS

Cf. A076144.

Sequence in context: A025381 A168349 A179136 * A185534 A185526 A053173

Adjacent sequences:  A077392 A077393 A077394 * A077396 A077397 A077398

KEYWORD

nonn

AUTHOR

Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Nov 04 2002

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Last modified February 16 06:27 EST 2012. Contains 205860 sequences.