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Search: id:A068094
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| A068094 |
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Number of n-digit triangular numbers. |
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+0
7
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| 3, 10, 31, 96, 306, 967, 3058, 9670, 30579, 96700, 305793, 967000, 3057922, 9670000, 30579224, 96699996, 305792239, 966999967, 3057922393, 9669999669, 30579223926, 96699996687, 305792239263, 966999966873
(list; graph; listen)
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OFFSET
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1,1
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FORMULA
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Differences of successive terms of A068092.
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CROSSREFS
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Cf. A068092, A068093, A095863, A095864, A095865, A095866.
Sequence in context: A106517 A055217 A097472 this_sequence A100058 A002160 A114487
Adjacent sequences: A068091 A068092 A068093 this_sequence A068095 A068096 A068097
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KEYWORD
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base,easy,nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Feb 19 2002
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EXTENSIONS
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More terms from Sascha Kurz (sascha.kurz(AT)uni-bayreuth.de), Mar 06 2002
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