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A143163 Denominators of probabilities in the Newton-Pepys problem. 1

%I #7 Oct 11 2023 08:41:28

%S 1,46656,2176782336,25389989167104,4738381338321616896,

%T 24563768857859261988864,1289303099811316943271493632,

%U 5012810452066400275439567241216,7484085902451519080029070374597558272

%N Denominators of probabilities in the Newton-Pepys problem.

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/Newton-PepysProblem.html">Newton-Pepys Problem</a>

%F (5^(5*n)*(6*n)!*Hypergeometric2F1Regularized[1, -5*n, 1 + n, -1/5])/(6^(6*n)*(5*n)!)

%e 1, 31031/46656, 1346704211/2176782336, 15166600495229/25389989167104, ...

%t Denominator[Table[5^(5 n) (6 n)! Hypergeometric2F1Regularized[1, -5 n, n + 1, -1/5]/(6^(6 n) (5 n)!), {n, 0, 20}]]

%Y Cf. A143162.

%K nonn,frac

%O 0,2

%A _Eric W. Weisstein_, Jul 27 2008

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Last modified May 3 06:05 EDT 2024. Contains 372205 sequences. (Running on oeis4.)