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A253677 Product of decimal digits of n-th term of the Look and Say sequence A005150. 2

%I

%S 1,1,2,2,4,12,24,36,216,1296,62208,746496,107495424,46438023168,

%T 240734712102912,8423789045905096704,5589622068988418728132608,

%U 133524176512370516060034538930176,581306137722148449693374999786222908342272

%N Product of decimal digits of n-th term of the Look and Say sequence A005150.

%H Alois P. Heinz, <a href="/A253677/b253677.txt">Table of n, a(n) for n = 1..30</a>

%H Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/LookandSaySequence.html">Look and Say Sequence</a>

%H Wikipedia, <a href="http://en.wikipedia.org/wiki/Look-and-say_sequence">Look-and-Say sequence</a>

%F a(n) = A007954(A005150(n)).

%e a(5) = A007954(A005150(5)) = A007954(111221) = 4.

%Y Cf. A004977, A007954.

%K nonn,base

%O 1,3

%A _Fabian Nedic_, Jan 08 2015

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Last modified March 2 07:28 EST 2021. Contains 341745 sequences. (Running on oeis4.)