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A070164 Least m such that cototient[m]-1=p[n]. 0
9, 6, 10, 12, 18, 26, 34, 38, 36, 42, 48, 74, 82, 60, 72, 78, 84, 122, 134, 108, 146, 152, 164, 126, 194, 202, 206, 156, 150, 226, 192, 180, 198, 204, 222, 296, 266, 260, 328, 258, 252, 338, 288, 386, 270, 398, 340, 392, 452, 350, 342, 336, 482, 372, 514, 360 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..56.

FORMULA

a[n]=Min[x; A051953(x)-1=n-th prime]

EXAMPLE

p=59=p(17): cototient[{84,100,116,118}]={59} and the smallest is a(17)=84.

CROSSREFS

Cf. A000010, A051953, A070162.

Sequence in context: A033186 A146486 A137907 * A063602 A180572 A182873

Adjacent sequences:  A070161 A070162 A070163 * A070165 A070166 A070167

KEYWORD

nonn

AUTHOR

Labos Elemer, Apr 26 2002

STATUS

approved

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Last modified May 16 09:28 EDT 2021. Contains 343940 sequences. (Running on oeis4.)