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A171126 Numbers n such that A169611(n) = 1. 2
2, 3, 10, 14, 15, 21, 22, 26, 33, 34, 38, 39, 46, 50, 51, 57, 58, 62, 69, 70, 74, 75, 82, 86, 87, 93, 94, 98, 105, 106, 110, 111, 118, 122, 123, 129, 130, 134, 141, 142, 146, 147, 154, 158, 159, 165, 166, 170, 177, 178, 182, 183, 190, 194, 195, 201, 202, 206, 213 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..59.

MATHEMATICA

f[n_] := Plus @@ Last /@ Select[ FactorInteger@ n, 1 < #[[1]] < 4 &]; Select[ Range@ 213, f@# == 1 &] (* Robert G. Wilson v, Dec 19 2009 *)

CROSSREFS

Cf. A169611.

Sequence in context: A023856 A267008 A129315 * A299205 A268878 A194544

Adjacent sequences:  A171123 A171124 A171125 * A171127 A171128 A171129

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Dec 04 2009

EXTENSIONS

More terms from Robert G. Wilson v, Dec 19 2009

STATUS

approved

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Last modified March 26 18:36 EDT 2019. Contains 321511 sequences. (Running on oeis4.)