id:A026337 - OEIS Search Results

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4^n*(4^n-1)/2.

+0
2

0, 6, 120, 2016, 32640, 523776, 8386560, 134209536, 2147450880, 34359607296, 549755289600, 8796090925056, 140737479966720, 2251799780130816, 36028796884746240, 576460751766552576, 9223372034707292160, 147573952581086478336, 2361183241400462868480 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(n)=C(4^n,2),n>=0. - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jan 07 2008`
	MAPLE	`seq(binomial(4^n, 2), n=0..18); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jan 07 2008`
	CROSSREFS	`Sequence in context: A115678 A048604 A001516 this_sequence A065888 A075844 A029697` `Adjacent sequences: A026334 A026335 A026336 this_sequence A026338 A026339 A026340`
	KEYWORD	`nonn`
	AUTHOR	`njas`

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Last modified July 19 08:04 EDT 2008. Contains 142098 sequences.

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