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A026880 a(n) = T(n,m) + T(n,m+1) + ... + T(n,n), m=[ (n+1)/2 ], T given by A026758. 0

%I #4 Mar 30 2012 18:56:11

%S 1,1,3,4,12,17,50,73,212,315,909,1365,3931,5940,17122,25960,75053,

%T 113951,330917,502399,1467067,2224888,6537922,9896852,29281109,

%U 44218651,131765882,198432519,595663485,894311205,2704572795

%N a(n) = T(n,m) + T(n,m+1) + ... + T(n,n), m=[ (n+1)/2 ], T given by A026758.

%K nonn

%O 1,3

%A _Clark Kimberling_

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Last modified September 10 08:45 EDT 2024. Contains 375786 sequences. (Running on oeis4.)