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Search: id:A093802
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| A093802 |
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Number of distinct factorizations of 105*2^n. |
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+0
3
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OFFSET
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1,1
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EXAMPLE
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105*A000079 is 105, 210, 420, 840, 1680, 3360, ...and there are 15 distinct factorizations of 210 so a(2) = 15.
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CROSSREFS
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Similar sequences: 45*A000079 => A002763 1,3,9,27,81,243...*A000079 => A060243 1*A002110 => A000110 2*A002110 => A035098 A000142 => A076716
Cf. A001055.
Cf. A126442, A129306.
Adjacent sequences: A093799 A093800 A093801 this_sequence A093803 A093804 A093805
Sequence in context: A065780 A105720 A011933 this_sequence A006008 A086716 A046776
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KEYWORD
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easy,nonn
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AUTHOR
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Alford Arnold (Alford1940(AT)aol.com), May 19 2004
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EXTENSIONS
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2 more terms from Alford Arnold (Alford1940(AT)aol.com), Aug 29 2007
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