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a(n+1) = a(n) converted to base 10 from base 15.
2

%I #6 Nov 21 2013 12:47:24

%S 10,15,20,30,45,65,95,140,285,575,1235,3875,12035,57425,277685,

%T 1898225,17948735,257659250,6064652775,231735692810,19086421036065,

%U 3118766577500345,1345923015886969490,1802200377671427935160,7651243417360291340175315

%N a(n+1) = a(n) converted to base 10 from base 15.

%t NestList[FromDigits[IntegerDigits[#],15]&,10,30] (* _Harvey P. Dale_, Sep 16 2011 *)

%Y Cf. A055985, A055987.

%K base,nonn

%O 0,1

%A _Henry Bottomley_, Jun 01 2000

%E More terms from Harvey P. Dale, Sep 16 2011