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Search: id:A039121
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A039121 Numbers n such that representation in base 10 has same number of 1's and 3's. +0
1
0, 2, 4, 5, 6, 7, 8, 9, 13, 20, 22, 24, 25, 26, 27, 28, 29, 31, 40, 42, 44, 45, 46, 47, 48, 49, 50, 52, 54, 55, 56, 57, 58, 59, 60, 62, 64, 65, 66, 67, 68, 69, 70, 72, 74, 75, 76, 77, 78, 79, 80, 82, 84, 85, 86, 87, 88, 89, 90, 92, 94, 95, 96, 97, 98, 99, 103, 123, 130 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A039114 A088384 A026446 this_sequence A139143 A047263 A039244

Adjacent sequences: A039118 A039119 A039120 this_sequence A039122 A039123 A039124

KEYWORD

nonn,base,easy

AUTHOR

Olivier Gerard (ogerard(AT)ext.jussieu.fr)

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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