The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A053645 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A053645

Distance to largest power of 2 less than or equal to n; write n in binary, change the first digit to zero, and convert back to decimal.
(history; published version)

#88 by Alois P. Heinz at Fri Apr 26 03:31:06 EDT 2024

STATUS

reviewed

approved

#87 by Jon E. Schoenfield at Fri Apr 26 03:30:47 EDT 2024

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proposed

reviewed

#86 by Mikhail Kurkov at Fri Apr 26 03:21:23 EDT 2024

STATUS

editing

proposed

#85 by Mikhail Kurkov at Fri Apr 26 03:21:17 EDT 2024

FORMULA

Conjecture: a(n) = (1 - A036987(n-1))*(1 + a(n-1)) for n > 1 with a(1) = 0. - Mikhail Kurkov, Jul 16 2019 [verification needed]

STATUS

approved

editing

#84 by Michael De Vlieger at Sun Apr 21 21:12:22 EDT 2024

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proposed

approved

#83 by Jon E. Schoenfield at Sun Apr 21 21:11:42 EDT 2024

STATUS

editing

proposed

#82 by Jon E. Schoenfield at Sun Apr 21 21:11:40 EDT 2024

FORMULA

a(n) = (1 - A036987(n-1))*(1 + a(n-1)) for n>1 with a(1)=0. - Mikhail Kurkov, Jul 16 2019 [verification needed]

STATUS

approved

editing

#81 by Michel Marcus at Tue Jan 24 06:42:31 EST 2023

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reviewed

approved

#80 by Joerg Arndt at Tue Jan 24 02:49:11 EST 2023

STATUS

proposed

reviewed

#79 by Michel Marcus at Mon Jan 23 01:37:24 EST 2023

STATUS

editing

proposed