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A026991
self-convolution of array T given by
A026692
.
+0
1
1, 2, 6, 20, 98, 502, 2126, 8382, 39624, 203562, 922944, 3886840, 18431462, 93930404, 435553556, 1893481706, 9028569112, 45794495192, 214665970468, 950426429104
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Maintained by
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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.
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