1,1

Table of n, a(n) for n=1..48.

After 96 the next term is 289 = 3*96+ 1 as 97 and 193 are both primes.

Sequence in context: A107621 A098144 A109412 * A109448 A177927 A062398

Adjacent sequences: A061763 A061764 A061765 * A061767 A061768 A061769

nonn,easy

Amarnath Murthy, May 22 2001

More terms from Larry Reeves (larryr(AT)acm.org), May 29 2001

approved