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A212352 Row sums of A047997. 1

%I

%S 0,1,3,9,25,75,235,759,2521,8555,29503,103129,364547,1300819,4679471,

%T 16952161,61790441,226451035,833918839,3084255127,11451630043,

%U 42669225171,159497648599,597950875255,2247724108771,8470205600639

%N Row sums of A047997.

%Y Equals A047653(n) - 1. Cf. A047997.

%K nonn

%O 0,3

%A _N. J. A. Sloane_, May 16 2012

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Last modified June 25 04:09 EDT 2021. Contains 345452 sequences. (Running on oeis4.)