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A191356
Interpret the terms of A069748 having only decimal digits 0 and 1 as binary numbers and then convert those numbers to decimal.
0
0, 1, 3, 5, 7, 9, 17, 21, 27, 33, 45, 51, 65, 73, 99, 129, 153, 165, 195, 257, 273, 297, 325, 367, 513, 561
OFFSET
1,3
COMMENTS
May be the same sequence obtained from reading the terms of A002780 having only digits 0,1 in base 2 and converting to decimal.
EXAMPLE
A069748(10)=10101 is the eighth number of A069748 having only digits 0 and 1. The binary number 10101 equals 21 in decimal. Thus a(8)=21.
CROSSREFS
Cf. A002780.
Sequence in context: A064411 A146556 A084229 * A144753 A220221 A212292
KEYWORD
nonn,base
AUTHOR
Vladimir Shevelev, May 31 2011
STATUS
approved