The OEIS is supported by the many generous donors to the OEIS Foundation.
%I #3 Mar 30 2012 18:37:02
%S 1,2,9,65,719,9258,133147,2477468,48452299,1000726573,21842234124,
%T 581937143077,15852410442671,445324580169954,12948991063890911,
%U 390296042740795497,13861395944764722457,498320813544545374474
%N Diagonal of table A127054.
%Y Cf. A127054, A127055.
%K nonn
%O 0,2
%A _Paul D. Hanna_, Jan 04 2007