A074055 Numbers n such that A074037(n) = A002034(n).

350, 525, 700, 1050, 1400, 1575, 1792, 2100, 2800, 3150, 4200, 4725, 5376, 5600, 6300, 8400, 8960, 9450, 11200, 12600, 14175, 16128, 16800, 18900, 22400, 25200, 26880, 28350, 33600, 37800, 44800, 48384, 50400, 56700, 67200, 75600

Offset

1,1

Comments

Numbers n such that sum of composites between smallest prime factor of n and largest prime factor of n is the Kempner function A002034(n).

Links

Paul Richards, Table of n, a(n) for n = 1..42

Example

A002034(350) = 10 and 350 = 2*5*5*7, so sum of composites between 2 and 7 = 4+6 = 10.

Crossrefs

Cf. A002034, A074037.

Sequence in context: A260763 A109761 A109762 * A304282 A190645 A349952

Adjacent sequences: A074052 A074053 A074054 * A074056 A074057 A074058

Keyword

nonn

Author

Jason Earls, Sep 15 2002

Extensions

More terms from Paul Richards, Sep 20 2007

Status

approved