-
1 1 2 3 5 7 11
11000 168 10002000 135 2000 3000 127 30004000 120 40005000 119
101.401.601.701 301 501 12+1+41=43 22+2+41=47 32+3+41=53 392+39+41=1601 431601 39 402+40+41=1681=41X41
22n+1 5 6 6
1644 2p-1 p 2p-1 p 250 1903 9