%I #4 Jan 26 2015 20:43:40
%S 0,1,1,4,4,11,16,23,23,34,34,47,58,73,73,92,92,113,130,149,149,178,
%T 197,226,249,278,278,315,315,348,377,414,447,490,490,531,568,613,613,
%U 666,666,715,758,809,809,870,917,978,1029,1086,1086,1155,1206,1275,1330,1393
%N Number of length 2 1..(n+2) arrays with no leading or trailing partial sum equal to a prime
%C Row 2 of A254204
%H R. H. Hardin, <a href="/A254205/b254205.txt">Table of n, a(n) for n = 1..210</a>
%e All solutions for n=4
%e ..6....4....6....4
%e ..4....4....6....6
%K nonn
%O 1,4
%A _R. H. Hardin_, Jan 26 2015