1,1

No other terms for p < 80000000.

Table of n, a(n) for n=1..4.

7 is a term of the sequence, because it is the 4th prime and divides E(2)=2*3+1=7 trivially. - Martin Ehrenstein, Feb 05 2021

See A066735 for further information.

Cf. A006862 Euclid numbers.

Sequence in context: A015089 A179565 A069449 * A140031 A066413 A332127

Adjacent sequences: A100462 A100463 A100464 * A100466 A100467 A100468

nonn,more

Lévai Gábor (gablevai(AT)vipmail.hu), Nov 23 2004

a(2) corrected by Martin Ehrenstein, Feb 05 2021

approved