A184393 The smallest number m such that sigma(m) = A007368(n), where A007368(n) = the smallest k such that sigma(x) = k has exactly n solutions.

1, 6, 14, 42, 30, 60, 114, 132, 120, 204, 210, 480, 408, 390, 264, 930, 1080, 1860, 864, 870, 552, 3120, 4080, 1140, 1380, 1020, 2460, 2184, 840, 2040, 3480, 4140, 1560, 2208, 1320, 3780, 1848, 5544, 7590, 6468, 8544, 13500, 8280, 8190, 4872, 4620, 8856

Offset

1,2

Comments

A184394 is the sequence of the largest such numbers. Row n of A201915 gives all n values satisfying sigma(x) = A007368(n).

Links

Donovan Johnson, Table of n, a(n) for n = 1..1000

Example

For n = 5, sequence of defined numbers m_5: 30, 46, 51, 55, 71; a(5) = 30.

Crossrefs

Sequence in context: A330832 A134259 A069166 * A093369 A130443 A349835

Adjacent sequences: A184390 A184391 A184392 * A184394 A184395 A184396

Keyword

nonn

Author

Jaroslav Krizek, Jan 12 2011

Extensions

Extended by T. D. Noe, Jan 24 2012

Status

approved