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Search: id:A057947
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A057947 n has ambiguous representations in "bad hexadecimal": numbers with the digit 1 followed by a digit less than 6. +0
2
10, 11, 12, 13, 14, 15, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146 (list; graph; listen)
OFFSET

0,1

EXAMPLE

a(5)=15 is on the list as this could be taken to represent 15*16^0=15 or 1*16^1+5*16^0=21

CROSSREFS

Cf. A057946.

Sequence in context: A008709 A008708 A102490 this_sequence A073527 A008707 A089951

Adjacent sequences: A057944 A057945 A057946 this_sequence A057948 A057949 A057950

KEYWORD

base,easy,nonn

AUTHOR

Henry Bottomley (se16(AT)btinternet.com), Oct 13 2000

page 1

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


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