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A071555 Smallest x > 1 such that x^prime(n) == 1 mod(prime(i)) 3<=i<=n. 0
6, 36, 386, 5006, 85086, 1616616, 37182146, 1078282206, 33426748356, 1236789689136, 50708377254536, 2180460221945006, 102481630431415236, 5431526412865007456, 320460058359035439846, 19548063559901161830546 (list; graph; refs; listen; history; text; internal format)
OFFSET

3,1

LINKS

Table of n, a(n) for n=3..18.

FORMULA

a(n)=1+A002110(n)/6

PROG

(PARI) for(n=3, 20, print1((prod(i=1, n, prime(i))+6)/6, ", "))

CROSSREFS

Sequence in context: A265474 A277474 A137889 * A080491 A077704 A185085

Adjacent sequences:  A071552 A071553 A071554 * A071556 A071557 A071558

KEYWORD

easy,nonn

AUTHOR

Benoit Cloitre, May 30 2002

STATUS

approved

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Last modified February 23 08:36 EST 2019. Contains 320420 sequences. (Running on oeis4.)