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A185719 Final prime of the first member of A019518 that is divisible by 43^n. 0
211, 4051, 398261, 35912593, 5355284791 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..5.

FORMULA

a(n) = Min_{ prime(k) | A019518(k) = 0 (mod 43^n) }. - M. F. Hasler, Feb 08 2011

EXAMPLE

The number 2357...199211 is the first term in A019518 divisible by 43^1, therefore a(1) = 211.

PROG

(PARI) a(n, m=43)={ my(s=10, p=2); n=Mod(0, m^n); while(n=n*s+p, (p=nextprime(p+1))>s & s*=10) ; p} \\ M. F. Hasler, Feb 08 2011

CROSSREFS

Cf. A019518, A183194-A183196, A185656.

Sequence in context: A330426 A071367 A271979 * A224101 A013529 A229519

Adjacent sequences: A185716 A185717 A185718 * A185720 A185721 A185722

KEYWORD

nonn,base,more

AUTHOR

James G. Merickel, Feb 05 2011

STATUS

approved

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Last modified December 3 05:56 EST 2022. Contains 358512 sequences. (Running on oeis4.)