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A069550 Squarefree part of n equals bigomega(n). 1
12, 27, 75, 80, 96, 147, 180, 216, 363, 405, 448, 486, 500, 507, 600, 867, 980, 1008, 1083, 1125, 1176, 1350, 1587, 2205, 2268, 2420, 2523, 2560, 2646, 2800, 2883, 2904, 3125, 3380, 3750, 4056, 4107, 5043, 5103, 5445, 5488, 5547, 5760, 5780, 6125, 6300 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Harvey P. Dale, Table of n, a(n) for n = 1..1000

MATHEMATICA

sfp[n_]:=Times@@Power@@@({#[[1]], Mod[#[[2]], 2]}&/@FactorInteger[n]); Select[ Range[7000], PrimeOmega[#]==sfp[#]&] (* Harvey P. Dale, Aug 20 2019 *)

PROG

(PARI) for(n=1, 10000, if(core(n)==bigomega(n), print1(n, ", ")))

CROSSREFS

Cf. A007913.

Sequence in context: A003346 A047723 A151542 * A079705 A068721 A228181

Adjacent sequences:  A069547 A069548 A069549 * A069551 A069552 A069553

KEYWORD

nonn

AUTHOR

Benoit Cloitre, Apr 17 2002

STATUS

approved

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Last modified October 17 15:01 EDT 2019. Contains 328116 sequences. (Running on oeis4.)