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Search: id:A045020
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A045020 Numbers n with property that in base 4 representation the numbers of 0's and 1's are 1 and 2, respectively. +0
1
17, 20, 70, 71, 73, 77, 82, 83, 88, 92, 97, 100, 113, 116, 133, 145, 148, 197, 209, 212, 282, 283, 286, 287, 294, 295, 297, 301, 310, 311, 313, 317, 330, 331, 334, 335, 354, 355, 360, 364, 370, 371, 376, 380, 390, 391, 393, 397 (list; graph; listen)
OFFSET

1,1
CROSSREFS

Adjacent sequences: A045017 A045018 A045019 this_sequence A045021 A045022 A045023

Sequence in context: A034069 A116037 A081643 this_sequence A069961 A140146 A039502

KEYWORD

nonn,base

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified October 13 02:37 EDT 2008. Contains 145008 sequences.

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