id:A108366 - OEIS Search Results

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L(n,n), where L is defined as in A108299.

+0
3

1, 0, 1, 13, 153, 2089, 33461, 620166, 13097377, 310957991, 8205571449, 238367471761, 7561422605881, 260127000028908, 9647591076297901, 383769576967012081, 16299953773597203585, 736281113282903567521 (list; graph; listen)

	OFFSET	`0,4`
	COMMENT	`A108367 = L(n,-n).`
	FORMULA	`a(n) = Prod(n - 2cos((2k-1)Pi/(2n+1)): 1<=k<=n) with Pi=3.14....`
	CROSSREFS	`Cf. A000312.` `Sequence in context: A163148 A051475 A097168 this_sequence A163415 A077416 A102146` `Adjacent sequences: A108363 A108364 A108365 this_sequence A108367 A108368 A108369`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jun 01 2005`

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.

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