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Search: id:A067480
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| A067480 |
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Powers of 2 with initial digit 2. |
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+0
16
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| 2, 256, 2048, 262144, 2097152, 268435456, 2147483648, 274877906944, 2199023255552, 281474976710656, 2251799813685248, 288230376151711744, 2305843009213693952, 295147905179352825856, 2361183241434822606848
(list; graph; listen)
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OFFSET
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0,1
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PROGRAM
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(PARI) for(n=1, 100, if(floor(2^n/10^(floor(n*log(2)/log(10))))==2, print1(2^n, ", ")))
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CROSSREFS
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Cf. A000079, A067483.
Sequence in context: A070782 A078167 A004875 this_sequence A062077 A078168 A003380
Adjacent sequences: A067477 A067478 A067479 this_sequence A067481 A067482 A067483
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KEYWORD
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base,easy,nonn
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AUTHOR
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Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Feb 09 2002
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