OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
MATHEMATICA
a=7; b=11; s=a+b; lst={a, b}; Do[i=1; While[ !PrimeQ[s+i], i++ ]; c=s+i; AppendTo[lst, c]; a=b; b=c; s+=c, {n, 2*4!}]; lst
nxt[{t_, a_}]:=Module[{c=NextPrime[t]}, {t+c, c}]; NestList[nxt, {7, 7}, 30][[All, 2]] (* Harvey P. Dale, Aug 03 2017 *)
PROG
(PARI) {m=30; s=0; v=vector(m); v[1]=7; for(n=2, m, s+=v[n-1]; v[n]=nextprime(s+1)); v} \\ Klaus Brockhaus, Sep 25 2009
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Joseph Stephan Orlovsky, Sep 21 2009
EXTENSIONS
Edited by Klaus Brockhaus, Sep 25 2009
STATUS
approved