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A130465 Triangle where the n-th row consists of the n smallest positive integers which are coprime to the number of divisors of n. +0
2
1, 1, 3, 1, 3, 5, 1, 2, 4, 5, 1, 3, 5, 7, 9, 1, 3, 5, 7, 9, 11, 1, 3, 5, 7, 9, 11, 13, 1, 3, 5, 7, 9, 11, 13, 15, 1, 2, 4, 5, 7, 8, 10, 11, 13, 1, 3, 5, 7, 9, 11, 13, 15, 17, 19 (list; table; graph; listen)
OFFSET

1,3

CROSSREFS

Cf. A120841, A130466.

Adjacent sequences: A130462 A130463 A130464 this_sequence A130466 A130467 A130468

Sequence in context: A087493 A118125 A143732 this_sequence A113759 A134231 A126637

KEYWORD

more,nonn,tabl

AUTHOR

Leroy Quet (qq-quet(AT)mindspring.com), May 27 2007

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Last modified October 6 12:54 EDT 2008. Contains 144667 sequences.


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