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Search: id:A143984
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A143984 a(0) = 0; thereafter, a(n+1) = (a(n) - 2)^2 - n. +0
1
0, 3, -1, 6, 12, 95, 8643, 74666874, 5575141774264376, 31082205803147712138788845611867, 966103517589229313003894215813508352493573272034098666228778215 (list; graph; listen)
OFFSET

0,2

MATHEMATICA

lst={}; a=0; Do[AppendTo[lst, a=a^2-n]; a=a-2, {n, 0, 11}]; lst

CROSSREFS

Cf. A143985.

Sequence in context: A064282 A087644 A049964 this_sequence A051124 A049966 A140982

Adjacent sequences: A143981 A143982 A143983 this_sequence A143985 A143986 A143987

KEYWORD

sign

AUTHOR

Vladimir Orlovsky (4vladimir(AT)gmail.com), Sep 06 2008

EXTENSIONS

Edited by njas, Sep 14 2008

page 1

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.


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