A076027 - OEIS

%I #7 Mar 02 2015 02:54:10

%S 1,2,3,5,9,14,19,25,32,40,49,59,70,82,95,109,124,140,157,175,194,215,

%T 236,258,281,305,330,356,383,411,440,470,501,533,566,600,635,671,708,

%U 746,785,825,866,908,951,995,1040,1086,1133,1181,1230,1280

%N Initial members of groups in A076031.

%Y Cf. A076028, A076029, A076030, A076031.

%K nonn

%O 1,2

%A _Amarnath Murthy_, Oct 01 2002

%E Corrected and extended by _Hans Havermann_, Nov 09 2002