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 A080730 Decimal expansion of the infinite product of zeta functions for odd arguments >= 3. 2
 1, 2, 6, 0, 2, 0, 5, 7, 1, 0, 7, 0, 5, 2, 4, 1, 7, 1, 0, 7, 6, 7, 8, 1, 7, 2, 2, 6, 0, 0, 2, 4, 1, 0, 6, 2, 8, 0, 3, 4, 3, 7, 9, 8, 6, 4, 0, 8, 4, 9, 4, 9, 6, 4, 0, 3, 7, 7, 1, 5, 3, 0, 1, 3, 9, 3, 0, 6, 3, 2, 4, 8, 8, 4, 2, 9, 8, 0, 4, 3, 1, 5, 6, 6, 8, 6, 5, 0, 0, 9, 6, 4, 1, 1, 6, 3, 4, 7, 3, 4, 4, 8, 5, 8, 8 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Bernd C. Kellner, On asymptotic constants related to products of Bernoulli numbers and factorials, arXiv:math/0604505. FORMULA Decimal expansion of zeta(3)*zeta(5)*zeta(7)*...*zeta(2k+1)*... EXAMPLE The value to 40 decimal places as calculated by Mathematica is 1.2602057107052417107678172260024106280343. MATHEMATICA RealDigits[ Product[ Zeta[ 2n + 1], {n, 500}], 10, 110][[1]] (* Robert G. Wilson v, Nov 21 2014 *) PROG (PARI) prodinf(x=1, zeta(2*x+1)) \\ Michel Marcus, Nov 22 2014 CROSSREFS Cf. A021002, A080729. Sequence in context: A039907 A072340 A118354 * A232178 A016590 A079461 Adjacent sequences:  A080727 A080728 A080729 * A080731 A080732 A080733 KEYWORD cons,nonn AUTHOR Deepak R. N (deepak_rn(AT)safe-mail.net), Mar 08 2003 EXTENSIONS More terms from Benoit Cloitre, Mar 08 2003 STATUS approved

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Last modified April 16 12:45 EDT 2021. Contains 343037 sequences. (Running on oeis4.)