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A135427
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a(n) = 8^n * 9^(n^2).
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1
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1, 72, 419904, 198359290368, 7589970693537140736, 23524081260686625628823519232, 5905684770308534937017423724484399202304, 120091666484242114100641836801136909254418910442160128
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OFFSET
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0,2
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COMMENTS
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Hankel transform of A132869.
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LINKS
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Vincenzo Librandi, Table of n, a(n) for n = 0..30
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FORMULA
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a(n) = 8^n*9^(n^2) = A001018(n)*A060761(n).
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MATHEMATICA
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Table[8^n * 9^(n^2), {n, 0, 15}] (* G. C. Greubel, Oct 14 2016 *)
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PROG
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(MAGMA) [8^n*9^(n^2): n in [0..10]]; // Vincenzo Librandi, May 26 2011
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CROSSREFS
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Cf. A001018, A060761, A132869.
Sequence in context: A290182 A008703 A135320 * A028671 A261815 A159440
Adjacent sequences: A135424 A135425 A135426 * A135428 A135429 A135430
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KEYWORD
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nonn
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AUTHOR
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Philippe Deléham, Dec 12 2007
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STATUS
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approved
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