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Column 3 of A181253
R. H. Hardin, Table of n, a(n) for n=1..200
Sequence in context: A022038 A277671 A015453 * A199555 A241594 A241595
Adjacent sequences: A181243 A181244 A181245 * A181247 A181248 A181249
R. H. Hardin Oct 10 2010