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%I #3 Mar 30 2012 18:53:09

%S 0,1,4,18,128,1404,18261,310346,5896727,135624239,3933101823,

%T 121926157640,4511267827531,184961980943492,7953365180610400

%N A013928(A002110)

%Y Cf. A013928, A002110.

%K more,nonn

%O 0,3

%A _Mats Granvik_, Mar 16 2009

%E Extended and offset corrected by _Max Alekseyev_, Sep 13 2009