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A076064
Initial members of groups in A076063.
4
4, 1, 2, 6, 9, 14, 21, 28, 36, 44, 55, 66, 78, 90, 105, 119, 135, 152, 171, 190, 210, 231, 253, 276, 300, 325, 351, 378, 406, 435, 464, 496, 528, 560, 595, 630, 666, 703, 741, 780, 820, 861, 902, 945, 990, 1035, 1080, 1128, 1175, 1225, 1275, 1326, 1378, 1431
OFFSET
1,1
CROSSREFS
KEYWORD
nonn
AUTHOR
Amarnath Murthy, Oct 05 2002
EXTENSIONS
More terms from David Wasserman, Mar 18 2005
STATUS
approved