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A067413 Sixth column of triangle A067410. 3

%I

%S 1,7,84,1008,12096,145152,1741824,20901888,250822656,3009871872,

%T 36118462464,433421549568,5201058594816,62412703137792,

%U 748952437653504,8987429251842048,107849151022104576,1294189812265254912

%N Sixth column of triangle A067410.

%C The fifth column is [1,6,60,600,6000,60000,...].

%F a(n)= A067410(n+5, 5). a(n)= 7*12^(n-1), n>=1, a(0)=1.

%F G.f.: (1-5*x)/(1-12*x).

%Y Cf. A067412 (fourth column), A067414 (seventh column), A001021 (powers of 12).

%K nonn,easy

%O 0,2

%A _Wolfdieter Lang_, Jan 25 2002

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Last modified February 2 12:13 EST 2023. Contains 360011 sequences. (Running on oeis4.)