%I #5 Mar 30 2012 18:35:07
%S 2,8,20,44,68,92,140,164,188,284,332,356,380,404,548,572,668,716,740,
%T 764,812,884,1100,1124,1148,1316,1340,1364,1436,1484,1508,1532,1628,
%U 1772,1844,1940,2204,2252,2276,2300,2636,2660,2684,2732,2804,2852,2876,2972
%N If a, b in sequence, so is ab+4.
%K nonn
%O 1,1
%A _David W. Wilson_