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A091405 Smaller of two consecutive numbers with the same prime signature not occurring earlier. +0
2
2, 14, 44, 135, 230, 819, 1274, 2295, 2511, 5264, 7314, 8991, 11780, 21735, 23762, 26900, 29888, 37664, 71994, 98049, 121121, 156735, 177624, 212194, 285075, 328250, 378014, 390165, 458864, 477224, 916352, 985959, 1075599 (list; graph; listen)
OFFSET

0,1

COMMENT

The order of the exponents in the prime factorization is significant (compare A085929).

CROSSREFS

Cf. A025487, A085929.

Sequence in context: A109137 A108478 A075036 this_sequence A085929 A036659 A079937

Adjacent sequences: A091402 A091403 A091404 this_sequence A091406 A091407 A091408

KEYWORD

nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Jul 14 2003

EXTENSIONS

More terms from Sam Alexander (amnalexander(AT)yahoo.com) and Joseph Myers (jsm(AT)polyomino.org.uk), Feb 24 2004

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Last modified November 25 13:47 EST 2009. Contains 167481 sequences.


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