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A116659 Numbers k such that prime(k) == 14 (mod k). 5
1, 3, 9, 23, 81, 85, 87, 16057, 4124457, 27067011, 27067127, 1208198605, 1208198851 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Starting with a(4), positions of 14 in A004648. - Robert G. Wilson v, Feb 22 2006, corrected by Eric M. Schmidt, Feb 05 2013

LINKS

Table of n, a(n) for n=1..13.

MATHEMATICA

NextPrim[n_] := Block[{k = n + 1}, While[ !PrimeQ[k], k++ ]; k]; p = 1; Do[ If[ Mod[p = NextPrim[p], n] == 14, Print[n]], {n, 10^9}] (* Robert G. Wilson v *)

PROG

(Sage)

def A116659(max) :

    terms = []

    p = 2

    for n in range(1, max+1) :

        if (p - 14) % n == 0 : terms.append(n)

        p = next_prime(p)

    return terms

# Eric M. Schmidt, Feb 05 2013

CROSSREFS

Cf. A004648; A023143 - A023152, A116657, A116677, A116658, A116659: prime(n) == m (mod n), m=1..14.

Sequence in context: A108488 A018334 A146392 * A147508 A146472 A145955

Adjacent sequences:  A116656 A116657 A116658 * A116660 A116661 A116662

KEYWORD

nonn

AUTHOR

Zak Seidov, Feb 21 2006

EXTENSIONS

a(9)-a(13) from Robert G. Wilson v, Feb 22 2006

First three terms inserted by Eric M. Schmidt, Feb 05 2013

STATUS

approved

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Last modified January 25 06:44 EST 2022. Contains 350565 sequences. (Running on oeis4.)