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Diagonal of table A127054.
2

%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