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A214633 a(1)=2; a(n) is smallest prime of the form k*a(n-1) + 3, k>0. 2
2, 5, 13, 29, 61, 491, 3931, 15727, 157273, 314549, 4403689, 17614759, 387524701, 5425345817, 119357607977, 9787323854117, 78298590832939, 1722568998324661, 68902759932986443, 4685387675443078127, 318606361930129312639, 637212723860258625281 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Robert Israel, Table of n, a(n) for n = 1..391

MAPLE

A214633 := proc(n)

    option remember;

    local k;

    if n =  1 then

        2;

    else

        for k from 1 do

            if isprime(k*procname(n-1)+3) then

                return k*procname(n-1)+3 ;

            end if;

        end do:

    end if;

end proc:

seq(A214633(n), n=1..20) ; # R. J. Mathar, Jul 23 2012

CROSSREFS

Cf. A061092, A059411, A214523, A214632.

Sequence in context: A218152 A079991 A091270 * A282831 A259762 A045703

Adjacent sequences:  A214630 A214631 A214632 * A214634 A214635 A214636

KEYWORD

nonn

AUTHOR

Robin Garcia, Jul 23 2012

STATUS

approved

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Last modified September 22 16:41 EDT 2019. Contains 327311 sequences. (Running on oeis4.)