Search: id:A049345
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%I A049345
%S A049345 0,1,10,11,20,21,100,101,110,111,120,121,200,201,210,211,220,221,300,301,
%T A049345 310,311,320,321,400,401,410,411,420,421,1000,1001,1010,1011,1020,1021,
               1100,
%U A049345 1101,1110,1111,1120,1121,1200,1201,1210,1211,1220,1221,1300,1301,1310,
               1311
%N A049345 n written in primorial base.
%C A049345 Places reading from right have values (1, 2, 6, 30, 210, ...) = primorials.
%Y A049345 Primorials: A002110. Cf. factorial base A007623.
%Y A049345 Sequence in context: A112787 A037307 A165265 this_sequence A007623 A109827 
               A109839
%Y A049345 Adjacent sequences: A049342 A049343 A049344 this_sequence A049346 A049347 
               A049348
%K A049345 nonn,base,easy,nice
%O A049345 0,3
%A A049345 R. K. Guy (rkg(AT)cpsc.ucalgary.ca)

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