A 766..667 depression-number

(23*10^81214+1)/3 is 3-PRP! (327.7524s+0.0038s)
(23*10^81214+1)/3 is 7-PRP! (854.8293s+0.0028s) (linux)
(23*10^81214+1)/3 is 11-PRP! (852.1719s+0.0029s)
B-L-S test in progress

To be completed...