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math.NT2019
Properties of the cumulated deficient binary digit sum
Thomas Baruchel
The sequence A268289 from the On-Line Encyclopedia of Integer Sequences, namely the cumulated differences between the number of digits 1 and the number of digits 0 in the binary ex…
math.NT2019
Flattening Karatsuba's recursion tree into a single summation
Thomas Baruchel
The recursion tree resulting from Karatsuba's formula is built here by using an interleaved splitting scheme rather than the traditional left/right one. This allows an easier acces…