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a(n) = A000005(A104365(n)).
Table of n, a(n) for n=1..50.
R. Zumkeller, Products of largest prime factors of numbers <= n
Cf. A104370, A104361, A064144.
Sequence in context: A003648 A003642 A100007 * A051702 A073130 A238267
Adjacent sequences: A104366 A104367 A104368 * A104370 A104371 A104372
Reinhard Zumkeller, Mar 06 2005