15588...66719 (82-digits)

This number is a prime.

                                                               15 5887769514
1608507751 0989418992 6597511540 3618621811 9518685988 0916418063 0185566719

The largest prime output among the initial one thousand terms in the Padovan sequence. The Padovan sequence is recursively defined as follows: a(n) = a(n-2) + a(n-3) with a(0) = 1, a(1) = a(2) = 0. [Schiffman]