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A067413 Sixth column of triangle A067410. 3
1, 7, 84, 1008, 12096, 145152, 1741824, 20901888, 250822656, 3009871872, 36118462464, 433421549568, 5201058594816, 62412703137792, 748952437653504, 8987429251842048, 107849151022104576, 1294189812265254912 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
COMMENTS
The fifth column is [1,6,60,600,6000,60000,...].
LINKS
FORMULA
a(n)= A067410(n+5, 5). a(n)= 7*12^(n-1), n>=1, a(0)=1.
G.f.: (1-5*x)/(1-12*x).
CROSSREFS
Cf. A067412 (fourth column), A067414 (seventh column), A001021 (powers of 12).
Sequence in context: A272496 A177009 A099674 * A370779 A166178 A346582
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, Jan 25 2002
STATUS
approved

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Last modified March 28 12:26 EDT 2024. Contains 371254 sequences. (Running on oeis4.)