cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A095055 Number of primes with number of 1-bits <= number of 0-bits (A095075) in range ]2^n,2^(n+1)].

Original entry on oeis.org

0, 0, 0, 1, 2, 3, 7, 11, 27, 40, 80, 130, 343, 482, 1180, 1756, 4473, 6479, 15387, 24022, 58714, 89306, 213397, 335115, 802311, 1265350, 2965114, 4781514, 11185644, 18079040, 42048314, 68709969, 159433693, 262002130, 602733406, 1000343760, 2297551889, 3828253857, 8748722270, 14683465908
Offset: 1

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Author

Antti Karttunen, Jun 01 2004

Keywords

Crossrefs

Formula

a(n) = A095019(n) + (if n is odd) A095018((n+1)/2).

Extensions

a(34)-a(40) from Amiram Eldar, Jun 13 2024