id:A048500 - OEIS Search Results

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2^(n-1)*(7n-12)+7.

+0
1

1, 2, 11, 43, 135, 375, 967, 2375, 5639, 13063, 29703, 66567, 147463, 323591, 704519, 1523719, 3276807, 7012359, 14942215, 31719431, 67108871, 141557767, 297795591, 624951303, 1308622855, 2734686215, 5704253447, 11878268935 (list; graph; listen)

	OFFSET	`0,2`
	CROSSREFS	`a(n)=T(6, n), array T given by A048494.` `Sequence in context: A027247 A128241 A141190 this_sequence A050620 A027253 A066058` `Adjacent sequences: A048497 A048498 A048499 this_sequence A048501 A048502 A048503`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`
	EXTENSIONS	`Formula from Ralf Stephan (ralf(AT)ark.in-berlin.de), Jan 15 2004`

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Last modified December 20 16:54 EST 2009. Contains 171081 sequences.

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