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Search: id:A049345
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A049345 n written in primorial base. +0
6
0, 1, 10, 11, 20, 21, 100, 101, 110, 111, 120, 121, 200, 201, 210, 211, 220, 221, 300, 301, 310, 311, 320, 321, 400, 401, 410, 411, 420, 421, 1000, 1001, 1010, 1011, 1020, 1021, 1100, 1101, 1110, 1111, 1120, 1121, 1200, 1201, 1210, 1211, 1220, 1221, 1300, 1301, 1310, 1311 (list; graph; listen)
OFFSET

0,3

COMMENT

Places reading from right have values (1, 2, 6, 30, 210, ...) = primorials.

CROSSREFS

Primorials: A002110. Cf. factorial base A007623.

Sequence in context: A112787 A037307 A165265 this_sequence A007623 A109827 A109839

Adjacent sequences: A049342 A049343 A049344 this_sequence A049346 A049347 A049348

KEYWORD

nonn,base,easy,nice

AUTHOR

R. K. Guy (rkg(AT)cpsc.ucalgary.ca)

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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