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Search: id:A151672
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| A151672 |
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G.f.: Prod_{k >= 0} (1+4*x^(3^k)). |
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+0
18
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| 1, 4, 0, 4, 16, 0, 0, 0, 0, 4, 16, 0, 16, 64, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 16, 0, 16, 64, 0, 0, 0, 0, 16, 64, 0, 64, 256, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 16, 0, 16, 64, 0, 0, 0, 0, 16, 64, 0, 64, 256, 0
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OFFSET
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0,2
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CROSSREFS
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For generating functions Prod_{k>=0} (1+a*x^(b^k)) for the following values of (a,b) see: (1,2) A000012 and A000027, (1,3) A039966 and A005836, (1,4) A151666 and A000695, (1,5) A151667 and A033042, (2,2) A001316, (2,3) A151668, (2,4) A151669, (2,5) A151670, (3,2) A048883, (3,3) A117940, (3,4) A151665, (3,5) A151671, (4,2) A102376, (4,3) A151672, (4,4) A151673, (4,5) A151674.
Sequence in context: A101980 A058536 A154854 this_sequence A058493 A112149 A087736
Adjacent sequences: A151669 A151670 A151671 this_sequence A151673 A151674 A151675
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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), May 30 2009
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