[seqfan] Re: Possible typo in A020909 Number of bits in base 2 representation of n-th Fibonacci number
Max Alekseyev
maxale at gmail.com
Sun Jun 12 09:23:46 CEST 2011
Fixed by replacing A000040 with A000045.
Max
On Sun, Jun 12, 2011 at 10:20 AM, Georgi Guninski <guninski at guninski.com> wrote:
> A020909 Number of bits in base 2 representation of n-th Fibonacci number
> FORMULA a(n) = trunc( 1 + log_2( A000040(n) )).
> A000040 The prime numbers.
>
> I am unsure the formula is correct, it appears to give A035100 Number of bits in binary expansion of n-th prime.
>
>
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