A028520
formatted as a simple table:
n
a(n)
0
1
1
0
2
1
3
42987520
4
40491909396
5
8504046600192
[1,0,1,42987520,40491909396,8504046600192]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 27 22:38 EST 2009. Contains 167602 sequences.
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