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A096096 a(1) = 1, a(2) = 2, a(n+2) = a(n)#*#a(n+1) where #*# stands for digit-wise product of a(n) and a(n+1). 1

%I #14 Apr 07 2020 22:30:57

%S 1,2,2,4,8,32,16,312,112,314,318,9132,3316,273312,99112,6327314,

%T 1863318,62412219132,2166273316,4461247273312,22244244999112,

%U 8824441628186327314,821283223224271863318,81616128831243225662412219132,64614329441512128872166273316

%N a(1) = 1, a(2) = 2, a(n+2) = a(n)#*#a(n+1) where #*# stands for digit-wise product of a(n) and a(n+1).

%C 0's arising in products like (0*3)=0 are ignored, but those from products like (2*5)=10 are retained. - _Sean A. Irvine_, Apr 28 2019

%H Alois P. Heinz, <a href="/A096096/b096096.txt">Table of n, a(n) for n = 1..40</a>

%e a(7) = 16 and a(8) = 312, then a(9) = 112 as 016#*#312=112, the digit strings are (0*3)=0, (1*1)=1, (6*2)=12.

%K base,nonn

%O 1,2

%A _Amarnath Murthy_, Jun 24 2004

%E More terms from _Sean A. Irvine_, Sep 30 2009

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Last modified June 12 20:44 EDT 2024. Contains 373360 sequences. (Running on oeis4.)