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Table of n, a(n) for n=0..19.
Tan[ x ]/Cos[ Log[ 1+x ] ]
Sequence in context: A009426 A009731 A009427 * A096314 A195538 A047658
Adjacent sequences: A009751 A009752 A009753 * A009755 A009756 A009757
R. H. Hardin
Extended with signs Mar 15 1997 by Olivier Gérard.