0,2
A137717=2^floor(n/2)*a(n) is the Hankel transform of A106191.
a(n)=A137717(n)/2^floor(n/2)
Cf. A137719.
Sequence in context: A091007 A110638 A016693 this_sequence A007361 A128136 A048147
Adjacent sequences: A137715 A137716 A137717 this_sequence A137719 A137720 A137721
easy,sign
Paul Barry (pbarry(AT)wit.ie), Feb 08 2008
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