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Search: id:A016325
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| A016325 |
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Expansion of 1/((1-2x)(1-10x)(1-11x)). |
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+0
6
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| 1, 23, 377, 5395, 71841, 915243, 11317657, 136994195, 1631936081, 19201296763, 223714264137, 2585856904995, 29694425953921, 339138685491083, 3855525540397817, 43660780944367795, 492768590388029361
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OFFSET
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0,2
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FORMULA
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a(n) = (11^n - 2^n)/9-(10^n - 2^n)/8 , n>=2 a(n) = A016135-A016134 for 2 to . [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jun 05 2009]
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PROGRAM
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(Other) sage: [(11^n - 2^n)/9-(10^n - 2^n)/8 for n in xrange(2, 19)] # [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jun 05 2009]
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CROSSREFS
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A016134, A016135 [From Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Jun 05 2009]
Sequence in context: A018091 A021279 A018071 this_sequence A016324 A046493 A014926
Adjacent sequences: A016322 A016323 A016324 this_sequence A016326 A016327 A016328
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com).
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