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A261065 Second column of A086872. 2

%I #9 Aug 08 2015 10:53:47

%S 1,8,75,840,11025,166320,2837835,54054000,1137161025,26189163000,

%T 655383804075,17709112020600,513880482740625,15938200818540000,

%U 526174085058496875,18422283260401020000,681816379418800250625,26597171457203972625000,1090705672840839577396875

%N Second column of A086872.

%F (n-1)*(n+1)*a(n) -n*(n+2)*(2*n-1)*a(n-1)=0.

%F G.f. x*3F1(3/2,4,2; 3; 2x).

%F a(n) = A001879(n-1)+2*A001880(n+2).

%Y Cf. A086872.

%K nonn,easy

%O 1,2

%A _R. J. Mathar_, Aug 08 2015

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Last modified April 23 10:29 EDT 2024. Contains 371905 sequences. (Running on oeis4.)