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Table of n, a(n) for n=1..99.
G. Niklasch, Some number theoretical constants: 1000-digit values [Cached copy]
Eric Weisstein's World of Mathematics, Murata's Constant
Eric Weisstein's World of Mathematics, Prime Products
Sequence in context: A203022 A224196 A141449 * A229939 A237889 A064912
Adjacent sequences: A065482 A065483 A065484 * A065486 A065487 A065488
N. J. A. Sloane, Nov 19 2001; edited Sep 16 2007 at the suggestion of R. J. Mathar.