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Search: id:A132742
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| A132742 |
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A triangular sequence related to the Pythagorean scale: v(n,m)=v[0]*2^n*3*m. |
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+0
2
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| 1, 3, 7, 5, 1, 1, 7, 7, 7, 7, 9, 1, 1, 1, 1, 11, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 3, 7, 7, 7, 7, 7, 7, 7, 5, 1, 1, 1, 1, 1, 1, 1, 1, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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Differs from A132728 in the order in which n and m are handled.
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FORMULA
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a(n,m) = 1 + Mod[2*n*3^m, 12]
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EXAMPLE
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{1},
{3, 7},
{5, 1, 1},
{7, 7, 7, 7},
{9, 1, 1, 1, 1},
{11, 7, 7, 7, 7, 7},
{1, 1, 1, 1, 1, 1, 1},
{3, 7, 7, 7, 7, 7, 7, 7},
{5, 1, 1, 1, 1, 1, 1, 1, 1},
{7, 7, 7, 7, 7, 7, 7, 7, 7, 7},
{9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1}
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MATHEMATICA
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Table[Table[1 + Mod[2*n*3^m, 12], {m, 0, n}], {n, 0, 10}]; Flatten[a]
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CROSSREFS
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Sequence in context: A086242 A096627 A065084 this_sequence A021910 A094124 A141519
Adjacent sequences: A132739 A132740 A132741 this_sequence A132743 A132744 A132745
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KEYWORD
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nonn,tabl,uned
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AUTHOR
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Roger L. Bagula (rlbagulatftn(AT)yahoo.com), Nov 17 2007
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