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A124301 Smallest number m such that A124300(m) >= n. 1
1, 2, 29, 242, 844, 22020, 217070, 1092747, 8870024, 221167422, 221167422 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

A008683(a(n) + k) = A008683(a(n)) for 0<=k<=n.

LINKS

Table of n, a(n) for n=0..10.

EXAMPLE

a(4) = 844:

mu(844) = mu(2*2*211) = 0;

mu(844+1) = mu(5*13*13) = 0;

mu(844+2) = mu(2*3*3*47) = 0;

mu(844+3) = mu(7*11*11) = 0;

mu(844+4) = mu(2*2*2*2*53) = 0.

PROG

(PARI) a(n)={x=1; k=moebius(x); y=n+x; while(x<y, x++; if(moebius(x)!=k, k=moebius(x); y=x+n)); x-n} \\ Jinyuan Wang, Apr 06 2019

CROSSREFS

Cf. A008683 (Möbius function mu), A124300.

Sequence in context: A020460 A178000 A036939 * A276196 A077023 A101750

Adjacent sequences:  A124298 A124299 A124300 * A124302 A124303 A124304

KEYWORD

nonn,more

AUTHOR

Reinhard Zumkeller, Oct 25 2006

EXTENSIONS

a(7)-a(8) from Peter T. Wang (peterw(AT)ugcs.caltech.edu), Feb 04 2007

Name edited by and a(9)-a(10) from Jinyuan Wang, Apr 06 2019

STATUS

approved

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Last modified August 18 08:57 EDT 2019. Contains 326077 sequences. (Running on oeis4.)