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%I #2 Mar 30 2012 17:35:02
%S 1,2,6,14,36,122,162,450,2364,4760,4818,8541,19570,44514,47448,114885,
%T 378956,384324,542246,1275572,1385164,3865640,4514352,5226312,6271502,
%U 12817002,18665964,19815336,33506604,42712210
%N Records in A031883 (positions).
%Y Cf. A000959, A031883, A171923.
%K nonn
%O 1,2
%A R. J. Mathar, Oct 23 2010
%E a(16)-a(30) from _Donovan Johnson_, Oct 24 2010