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%I #7 Sep 01 2017 23:50:21
%S 1,2,8,38,196,1052,5774,32146,180772,1024256,5837908,33433996,
%T 192239854,1109049320,6416509142,37215072638,216309089956,
%U 1259663964184,7347943049432,42926944354480,251119894730596,1470830479288432,8624336421678788,50620679934081988
%N a(n) = A026520(2n).
%H Lars Blomberg, <a href="/A291088/b291088.txt">Table of n, a(n) for n = 0..500</a>
%Y Cf. A026520, A291089.
%K nonn
%O 0,2
%A _N. J. A. Sloane_, Aug 19 2017
%E a(15)-a(23) from _Lars Blomberg_, Sep 01 2017
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