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A022266
n*(9n-1)/2.
+0
4
0, 4, 17, 39, 70, 110, 159, 217, 284, 360, 445, 539, 642, 754, 875, 1005, 1144, 1292, 1449, 1615, 1790, 1974, 2167, 2369, 2580, 2800, 3029, 3267, 3514, 3770, 4035, 4309, 4592, 4884, 5185, 5495, 5814, 6142
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Maintained by
N. J. A. Sloane
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njas@research.att.com
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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.
AT&T Labs Research
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