[seqfan] Re: Commas squeezed between two same parity digits
M. F. Hasler
oeis at hasler.fr
Fri Oct 24 13:44:09 CEST 2014
On Fri, Oct 24, 2014 at 7:04 AM, Eric Angelini <Eric.Angelini at kntv.be> wrote:
> Hello SeqFans,
> a(n+1) is the smallest unused yet integer such that
> the first digit of a(n+1) has the parity of the last digit of a(n).
> P = 0,2,4,6,8,20,21,1,3,5,7,9,10,22,23,11,12,24,25,13,14,26,27,15,16,28,29,17,18,40,41,19,30,...
Next term is 42 ! ;-)
Proposed as https://oeis.org/draft/A249278
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