0,1

Prime versus probable prime status and proofs are given in the author's table.

P. De Geest, SUPP Reference Table

a(n)=11 -> (14*10^11-41)/99 = 14141414141.

Cf. A062209-A062232, A059758, A032758.

Adjacent sequences: A062207 A062208 A062209 this_sequence A062211 A062212 A062213

Sequence in context: A003389 A027019 A108519 this_sequence A049080 A129754 A103547

nonn,base

Patrick De Geest (pdg(AT)worldofnumbers.com) and Hans Rosenthal (Hans.Rosenthal(AT)t-online.de), Jun 15 2001.