A241661 Primes in A001630.

2, 3, 23, 60217, 108412217573460833, 143003097309669584171480759

Offset

1,1

Comments

a(7) is too large to display here. It has 206 digits and is the 722nd term in A001630.

Links

Table of n, a(n) for n=1..6.

Mathematica

a={0, 0, 1, 2}; Print[2]; For[n=4, n<=1000, n++, sum=Plus@@a; If[PrimeQ[sum], Print[sum]]; a=RotateLeft[a]; a[[4]]=sum]

Crossrefs

Cf. A001590, A100683, A231574, A231575, A232543, A214899, A020992, A233554. A214727, A234696, A141523, A235862,A214825, A235873, A001630, A241660.

Sequence in context: A238265 A203015 A260420 * A260071 A115031 A030418

Adjacent sequences: A241658 A241659 A241660 * A241662 A241663 A241664

Keyword

nonn

Author

Robert Price, Apr 26 2014

Extensions

a(1)=2 prepended and Mathematica program corrected by Robert Price, Sep 09 2014

Status

approved