1,1

Table of n, a(n) for n=1..10.

Index entries for sequences related to primes in arithmetic progressions

Triangle begins:

2

3 5

5 11 17

7 19 31 43

Cf. A231406.

Sequence in context: A071850 A092749 A152076 * A343395 A050368 A156834

Adjacent sequences: A133275 A133276 A133277 * A133279 A133280 A133281

nonn,tabl

N. J. A. Sloane, Oct 17 2007

Sequence corrected by Jonathan Sondow, Nov 08 2013

approved