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A102105
(1/4) [19*5^n - 16*3^n + 1 ].
+0
1
1, 12, 83, 486, 2645, 13872, 71303, 362346, 1829225, 9198612, 46150523, 231225006, 1157542205, 5791962552, 28972567343, 144901100466, 724620293585, 3623445841692, 18118262329763, 90594411012726, 452981353155365
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Maintained by
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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.
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