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A037125
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Irregular triangle: row n is 1, 2, 3, 4, .., prime(n).
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0
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1, 2, 1, 2, 3, 1, 2, 3, 4, 5, 1, 2, 3, 4, 5, 6, 7, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 1, 2, 3, 4, 5, 6, 7, 8, 9
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OFFSET
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1,2
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LINKS
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EXAMPLE
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Written as an irregular triangle the sequence begins:
1, 2;
1, 2, 3;
1, 2, 3, 4, 5;
1, 2, 3, 4, 5, 6, 7;
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11;
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13;
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MATHEMATICA
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CROSSREFS
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KEYWORD
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nonn,easy,tabf
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AUTHOR
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Vasiliy Danilov (danilovv(AT)usa.net), Jun 15 1998
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STATUS
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approved
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