A095305 - OEIS

A095305

Numbers k such that A094020(k) < k.

4, 6, 10, 14, 16, 22, 24, 26, 34, 36, 38, 40, 46, 56, 58, 60, 62, 74, 82, 84, 86, 88, 94, 96, 100, 104, 106, 118, 122, 132, 134, 136, 140, 142, 144, 146, 152, 156, 158, 166, 178, 184, 194, 196, 202, 204, 206, 214, 216, 218, 220, 226, 228, 232, 240, 248, 254, 260

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OFFSET

1,1

LINKS

Amiram Eldar, Table of n, a(n) for n = 1..10000

EXAMPLE

A094020(4) = 2 < 4, hence 4 is in the sequence.

MATHEMATICA

seq[lim_] := Module[{s = Table[PrimeOmega[n]/n, {n, 1, lim}], t = Table[0, {lim}]}, Select[Range[lim], FirstPosition[s, s[[#]]][[1]] < # &]]; seq[260] (* Amiram Eldar, Oct 05 2024 *)

PROG

(PARI) {for(n=1, 260, s=bigomega(n); k=1; while(n*bigomega(k)!=k*s, k++); if(k<n, print1(n, ", ")))}

CROSSREFS

Cf. A001222, A094020.

Sequence in context: A241975 A063745 A123666 * A362416 A058917 A310584

Adjacent sequences: A095302 A095303 A095304 * A095306 A095307 A095308

KEYWORD

nonn

AUTHOR

Klaus Brockhaus Jun 01 2004

STATUS

approved