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A121913
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a(n) = 2^(n*(2*n+3)) = 2^A014106(n).
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2
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1, 32, 16384, 134217728, 17592186044416, 36893488147419103232, 1237940039285380274899124224, 664613997892457936451903530140172288, 5708990770823839524233143877797980545530986496
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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COMMENTS
| Apparently this sequence is the Hankel transform of A098441 = [1, 1, 33, 97, 1729, 8001, 105441, 627873, ...].
Hankel transform of A098430. [From Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Mar 01 2009]
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LINKS
| Vincenzo Librandi, Table of n, a(n) for n = 0..40
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EXAMPLE
| Det(1) = 1 ; Det(1,1 ; 1,33) = 32 ; Det(1,1,33 ; 1,33,97 ; 33,97,1729) = 16384 ; ...
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PROG
| (MAGMA) [2^(n*(2*n+3)): n in [0..10]]; // Vincenzo Librandi, Jul 05 2011
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CROSSREFS
| Sequence in context: A062315 A159384 A091201 * A016877 A123393 A016937
Adjacent sequences: A121910 A121911 A121912 * A121914 A121915 A121916
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KEYWORD
| nonn,easy
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AUTHOR
| Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Sep 02 2006
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