The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #11 Nov 14 2021 17:40:20
%S 2,23,233,2333,23333,2566633,51332663,10266532603,205330652063,
%T 4106613041263,2546100085583063,636525021395765753,
%U 388280263051417109333,54359236827198395306623
%N Beginning with 2, primes of the form: least multiple of the previous term followed by a 3. Beginning with 2, a(n) is the least prime of the form k*a(n-1)*10 + 3.
%H Michael De Vlieger, <a href="/A112782/b112782.txt">Table of n, a(n) for n = 1..300</a>
%t a[1]=2;a[n_]:=a[n]=(For[m=1, !PrimeQ[m a[n-1]*10+3], m++ ]; 10m*a[n-1]+3);Table[a[n], {n, 15}]
%Y Cf. A112783, A112784.
%K base,nonn
%O 1,1
%A _Amarnath Murthy_, Jan 02 2006
%E More terms from _Joshua Zucker_ and _Farideh Firoozbakht_, Jan 05 2006