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A031143
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Position of rightmost 0 (including leading 0) in 2^A031142(n).
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4
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1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 21, 22, 23, 24, 25, 26, 36, 38, 54, 57, 59, 93, 115, 119, 120, 121, 136, 138, 164, 174, 176, 191, 196, 212, 217, 227, 233, 249, 250, 260, 268, 275
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| "Positions" are counted 0,1,2,3,... starting with the least significant digit.
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CROSSREFS
| Cf. A031140, A031141, A031142, A031143.
Sequence in context: A067942 A130176 A156541 * A055492 A005459 A039216
Adjacent sequences: A031140 A031141 A031142 * A031144 A031145 A031146
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KEYWORD
| nonn,changed
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AUTHOR
| Matthew Cook (cook(AT)wolfram.com), Dan Hoey (Hoey(AT)aic.nrl.navy.mil), Eric Weisstein (eric(AT)weisstein.com), David W. Wilson (davidwwilson(AT)comcast.net)
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EXTENSIONS
| More terms from Dan Hoey (Hoey(AT)aic.nrl.navy.mil).
a(42)-a(44) from Alan Griffiths, Jan 25 2012
(45) from Alan Griffiths, Feb 01 2012
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