%I #4 Oct 19 2017 03:14:25
%S 1,4,7,7,10,13,13,13,16,19,22,22,22,25,25,25,28,31,34,34,37,40,40,40,
%T 40,43,46,46,46,49,49,49
%N a(n) = 3*A088023(n) - 2.
%Y Cf. A088023.
%K nonn
%O 1,2
%A _Gary W. Adamson_, Oct 12 2003
%E Edited by _Don Reble_, Nov 13 2005