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A143760
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a(n+1) = a(n)^2 + n^2, a(1) = 1.
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6
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OFFSET
| 1,2
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COMMENTS
| Let f(n+1,k) = f(n,k)^2 + k*n*f(n,k) + n^2, f(1, k) = 1:
f(n,0)=a(n), f(n,-1)=A143761(n), f(n,+1)=A143762(n),
f(n,-2)=A143763(n), f(n,+2)=A143764(n), f(n,-3)=A143765(n),
f(n,+3)=A143766(n).
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LINKS
| Index entries for sequences of form a(n+1)=a(n)^2 + ... [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 11 2008]
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MATHEMATICA
| RecurrenceTable[{a[1]==1, a[n]==a[n-1]^2+(n-1)^2}, a[n], {n, 10}] (* From Harvey P. Dale, May 03 2011 *)
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CROSSREFS
| Sequence in context: A125814 A013002 A012998 * A064605 A132039 A204552
Adjacent sequences: A143757 A143758 A143759 * A143761 A143762 A143763
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KEYWORD
| nonn
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AUTHOR
| Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Sep 01 2008
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