Lucas Sequence
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
821: | \[L_{821}\] | 187189 × 2779087113301619<16> × 7289037098454570818611778168354691587758575280024029247767669910473824068932943025423051641836493801033535357046615554119980935260610719569787232063461<151> |