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Search: id:A037487
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A037487 Base 10 digits are, in order, the first n terms of the periodic sequence with initial period 1,2. +0
2
1, 12, 121, 1212, 12121, 121212, 1212121, 12121212, 121212121, 1212121212, 12121212121, 121212121212, 1212121212121, 12121212121212, 121212121212121, 1212121212121212 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A018204 A098297 A037543 this_sequence A106750 A038490 A037551

Adjacent sequences: A037484 A037485 A037486 this_sequence A037488 A037489 A037490

KEYWORD

nonn,base

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.


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