A079804 Initial term of n-th group in A079802.

2, 3, 7, 19, 89, 997

Offset

1,1

Comments

For n > 1, a(n) is the next prime after A079805(n-1), if the n-th group exists.

Links

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

Prog

(PARI) print1(p=2, ", "); s=p; while(s<10^9, p=nextprime(p+1); a=p; t=p; while(a%s>0, p=nextprime(p+1); a=a+p); print1(t, ", "); s=a)

Crossrefs

Cf. A079802, A079803, A079805.

Sequence in context: A065060 A164625 A294148 * A325057 A075487 A110498

Adjacent sequences: A079801 A079802 A079803 * A079805 A079806 A079807

Keyword

more,nonn

Author

Amarnath Murthy, Feb 05 2003

Extensions

a(6) and PARI code from Klaus Brockhaus, Feb 13 2003

Status

approved