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Table of n, a(n) for n=1..41.
Cf. A080478, A139361.
Sequence in context: A027289 A061317 A190313 * A012763 A006011 A012779
Adjacent sequences: A139359 A139360 A139361 * A139363 A139364 A139365
Zak Seidov, Apr 15 2008