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A059355 A diagonal of triangle in A008826. 1

%I

%S 1,13,205,4245,114345,3919860,167310360,8719666200,545594049000,

%T 40394317194000,3494634235092000,349446163958892000,

%U 40005208010427660000,5199553600938496800000,761551300698921532800000

%N A diagonal of triangle in A008826.

%D L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 148.

%t a[1, _] = 1; a[n_, x_] := a[n, x] = Sum[StirlingS2[n, k]*a[k, x]*x, {k, 0, n-1}]; Table[CoefficientList[a[n, x], x][[-2]], {n, 3, 17}] (* _Jean-Fran├žois Alcover_, Nov 28 2013, after _Vladeta Jovovic_ *)

%K nonn

%O 3,2

%A _N. J. A. Sloane_, Jan 27 2001

%E More terms from _Vladeta Jovovic_, Jan 02 2004

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Last modified January 29 16:07 EST 2023. Contains 359923 sequences. (Running on oeis4.)