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Search: id:A138592
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| A138592 |
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Sums of 4 or more consecutive integers. |
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+0
2
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| 6, 10, 14, 15, 18, 20, 21, 22, 25, 26, 27, 28, 30, 33, 34, 35, 36, 38, 39, 40, 42, 44, 45, 46, 49, 50, 51, 52, 54, 55, 56
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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0+1+2+3=6, 1+2+3+4=10, 2+3+4+5=14, 1+2+3+4+5=15,...
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MATHEMATICA
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Array[r, 9]; k=0; For[i=0, i<=33, a=i*3+3; For[j=i+3, j<=34, a=a+j; k++; r[k]=a; j++ ]; i++ ]; q=Union[Array[r, k]]; StringTake[ToString[q], 99]
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CROSSREFS
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Sequence in context: A129146 A063774 A068993 this_sequence A085232 A085234 A057714
Adjacent sequences: A138589 A138590 A138591 this_sequence A138593 A138594 A138595
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KEYWORD
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nonn
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AUTHOR
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Vladimir Orlovsky (4vladimir(AT)gmail.com), May 13 2008
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