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A003504
a(0)=a(1)=1; thereafter a(n+1) = sum(a(k)^2,k=0..n)/n (a(n) is not always integral!).
(Formerly M0728)
+0
9
1, 1, 2, 3, 5, 10, 28, 154, 3520, 1551880, 267593772160, 7160642690122633501504, 4661345794146064133843098964919305264116096, 18106787177169334423257416302750040844148654208985912235226820224474389280191726\ 29856
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified November 25 13:47 EST 2009. Contains 167481 sequences.
AT&T Labs Research
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