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A066698 Numbers k such that Euler phi(k) / Carmichael lambda(k) = 34. 0
14111, 24617, 28222, 29767, 32743, 42059, 45629, 49234, 59534, 60691, 65486, 66641, 69071, 73373, 84118, 88639, 88723, 91258, 97751, 98159, 105877, 121382, 125903, 128027, 129677, 133282, 136001, 138142, 140183, 146507, 146746, 153851 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
MATHEMATICA
Select[ Range[2 10^5], EulerPhi[ # ] == 34CarmichaelLambda[ # ] &]
PROG
(PARI) {cmf(f)=if( ((f[1]==2)&&(f[2]>2)), eulerphi(f[1]^f[2])/2, eulerphi(f[1]^f[2])) }
{cl(f)= k=factor(f); l=1; for(x=1, omega(f), l=lcm(l, cmf([k[x, 1], k[x, 2]]))); l }
{A0(n)=eulerphi(n)/cl(n)}
for(x=1, 30001, if(A0(x)==34, print1(x, ", ")))
(PARI) isok(k) = eulerphi(k)/lcm(znstar(k)[2]) == 34; \\ Michel Marcus, May 25 2022
CROSSREFS
Continuation of A062373-A062377.
Sequence in context: A254184 A253796 A237153 * A035918 A157786 A186834
KEYWORD
nonn
AUTHOR
Randall L Rathbun, Jan 12 2002
EXTENSIONS
More terms from Robert G. Wilson v, Jan 13 2002
STATUS
approved

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Last modified July 20 09:34 EDT 2024. Contains 374445 sequences. (Running on oeis4.)