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A034872 Central column of Losanitsch's triangle A034851. 1

%I

%S 1,1,1,2,4,6,10,19,38,66,126,236,472,868,1716,3235,6470,12190,24310,

%T 46252,92504,176484,352716,676270,1352540,2600612,5200300,10030008,

%U 20060016,38781096,77558760,150273315

%N Central column of Losanitsch's triangle A034851.

%H N. J. A. Sloane, <a href="/classic.html#LOSS">Classic Sequences</a>

%K nonn

%O 0,4

%A _N. J. A. Sloane_.

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Last modified February 22 15:12 EST 2018. Contains 299454 sequences. (Running on oeis4.)