%I #3 Mar 30 2012 17:24:45
%S 1,3,5,13,15,25,63,65,75,125,313,315,325,375,625,1563,1565,1575,1625,
%T 1875,3125,7813,7815,7825,7875,8125,9375,15625,39063,39065,39075,
%U 39125,39375,40625,46875,78125
%N The terms of A055237 (sums of two powers of 5) divided by 2.
%F (5^n + 5^m) / 2, n = 0, 1, 2, 3 ..., m = 0, 1, 2, 3, ... n.
%e a(4) = 13 = (5^2+5^0) / 2
%Y Cf. A055237.
%K easy,nonn
%O 1,2
%A _Jeremy Gardiner_, Jul 21 2002
|