A100920 - OEIS

%I #3 Mar 30 2012 17:29:20

%S 1,5,11,19,30,43,61,77,99,120,145,172,206,233,263,302,346,386,428,477,

%T 517,568,631,675,744,794,863,926,989,1057,1142,1210,1275,1357,1444,

%U 1531,1608,1687,1782,1871,1943,2056,2140,2253,2367,2467,2596,2708,2814

%N Index of the last occurrence of n in A100798.

%Y Cf. A100798, A100919.

%K easy,nonn

%O 1,2

%A _Ray Chandler_, Dec 08 2004