1,4
Cf. A007895.
Sequence in context: A114284 A023575 A105446 this_sequence A118916 A107800 A085761
Adjacent sequences: A058975 A058976 A058977 this_sequence A058979 A058980 A058981
nonn
Floor van Lamoen (fvlamoen(AT)hotmail.com), Jan 15 2001
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