%I #3 Mar 30 2012 17:26:16
%S 5,5,8,9,14,15,20,21,26,31,34,39,44,45,50,55,62,63,70,73,76,81,86,91,
%T 100,103,106,109,112,115,130,133,140,141,152,153,160,165,170,175,182,
%U 183,194,195,200,201,214,225,230,231,236,241,244,253,260,265,272,273
%N Primes plus alternately 3 and 2.
%F A107623(n) = prime(n) + (2 + mod(n, 2)).
%t A107623[n_]:= Prime[n] + (2 + Mod[n, 2])
%Y Cf. A107620, A107621, 107622.
%K easy,nonn
%O 1,1
%A _Zak Seidov_, May 18 2005