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A165825 Totally multiplicative sequence with a(p) = 4. 11
1, 4, 4, 16, 4, 16, 4, 64, 16, 16, 4, 64, 4, 16, 16, 256, 4, 64, 4, 64, 16, 16, 4, 256, 16, 16, 64, 64, 4, 64, 4, 1024, 16, 16, 16, 256, 4, 16, 16, 256, 4, 64, 4, 64, 64, 16, 4, 1024, 16, 64 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

G. C. Greubel, Table of n, a(n) for n = 1..10000

FORMULA

a(n) = A000302(A001222(n)) = 4^bigomega(n) = 4^A001222(n).

MATHEMATICA

4^PrimeOmega[Range[100]] (* G. C. Greubel, Apr 09 2016 *)

PROG

(PARI) a(n) = 4^bigomega(n); \\ Altug Alkan, Apr 09 2016

CROSSREFS

Sequence in context: A268169 A177241 A076821 * A056959 A255300 A255298

Adjacent sequences:  A165822 A165823 A165824 * A165826 A165827 A165828

KEYWORD

nonn,mult

AUTHOR

Jaroslav Krizek, Sep 28 2009

STATUS

approved

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Last modified October 14 00:32 EDT 2019. Contains 327991 sequences. (Running on oeis4.)