A016324 - OEIS

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A016324

Expansion of 1/((1-2x)(1-9x)(1-12x)).

1, 23, 379, 5483, 74227, 966635, 12282883, 153544091, 1897874803, 23272609547, 283754322787, 3445398949499, 41707911082579, 503763046196459, 6074569573223491, 73159552048508507, 880297079110607155 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	LINKS	`Vincenzo Librandi, Table of n, a(n) for n = 0..900` `Index to sequences with linear recurrences with constant coefficients, signature (23,-150,216).`
	FORMULA	`Contribution by Vincenzo Librandi, Oct 09 2011: (Start)` `a(n) = (16812^n +2^(n+1)-53^(2n+3))/35.` `a(n) = 21a(n-1) - 108a(n-2) + 2^n.` `a(n) = 23a(n-1) - 150a(n-2) + 216a(n-3), n>=3. (End)`
	PROG	`(MAGMA) [(16812^n +2^(n+1)-53^(2*n+3))/35 : n in [0..20]]; // Vincenzo Librandi, Oct 09 2011`
	CROSSREFS	`Sequence in context: A021279 A018071 A016325 * A046493 A014926 A016267` `Adjacent sequences: A016321 A016322 A016323 * A016325 A016326 A016327`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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Last modified February 14 15:29 EST 2012. Contains 205631 sequences.