1,1
a(2) = 3^3 + 2 = 29, a(3) = 3^139 + 2
Cf. A057738.
Sequence in context: A024831 A122095 A027758 * A146751 A162734 A163060
Adjacent sequences: A057736 A057737 A057738 * A057740 A057741 A057742
nonn,bref
G. L. Honaker, Jr. (honak3r(AT)gmail.com), Oct 29 2000