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Search: id:A074134
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A074134 First column of triangle A074135. +0
3
1, 2, 3, 6, 10, 15, 22, 29, 36, 45, 55, 66, 78, 91, 105, 120, 136, 153, 171, 190, 210, 231, 253, 276, 301, 326, 351, 378, 406, 435, 465, 496, 528, 561, 595, 630, 666, 703, 741, 780, 820, 861, 903, 946, 990, 1035, 1081, 1128, 1176, 1225, 1275, 1326, 1378, 1431 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Cf. A074135.

Sequence in context: A111467 A102366 A152452 this_sequence A056178 A018141 A077011

Adjacent sequences: A074131 A074132 A074133 this_sequence A074135 A074136 A074137

KEYWORD

nonn,easy,less

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Aug 27 2002

EXTENSIONS

Edited and extended by David Wasserman (dwasserm(AT) earthlink.net), Oct 31 2006

page 1

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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