1,2

Table of n, a(n) for n=1..7.

G. L. Honaker, Jr. and C. K. Caldwell, Prime Curios! 1415929

a(3) = 7 because 3 + 1415926 is prime.

Cf. A000796.

Sequence in context: A231580 A182408 A057298 * A287327 A020066 A024719

Adjacent sequences: A058938 A058939 A058940 * A058942 A058943 A058944

base,nonn,hard

G. L. Honaker, Jr., Jan 12 2001

Term a(7) = 451 added by Patrick De Geest, Nov 25 2001. No more terms below 10^3.

approved