A246701 First differences of A246520.

3, 7, 10, 16, 9, 27, 32, 32, 17, 17, 38, 64, 64, 64, 64, 64, 33, 33, 33, 33, 33, 107, 128, 128, 128, 128, 128, 128, 128, 128, 128, 128, 65, 65, 65, 65, 65, 65, 65, 65, 65, 65, 150, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 256, 129, 129

Offset

0,1

Comments

a(n) = A246520(n+1) - A246520(n).

Links

Reinhard Zumkeller, Table of n, a(n) for n = 0..1000

Prog

(Haskell)
a246701 n = a246701_list !! n
a246701_list = zipWith (-) (tail a246520_list) a246520_list
(Python)
def A246701(n):
....return(max(int(bin(n+1-k)[2:]+bin(n+1+k)[2:], 2) for k in range(n+2)) -max(int(bin(n-k)[2:]+bin(n+k)[2:], 2) for k in range(n+1)))
# Chai Wah Wu, Sep 07 2014

Crossrefs

Sequence in context: A281642 A353427 A121016 * A151733 A088636 A114113

Adjacent sequences: A246698 A246699 A246700 * A246702 A246703 A246704

Keyword

nonn

Author

Reinhard Zumkeller, Sep 04 2014

Status

approved