[seqfan] giving reason for disapproval

Joerg Arndt arndt at jjj.de
Mon Nov 15 10:01:13 CET 2010


I'd like to give reason for disapproval, how can I do that?


I checked the proposed formula
  a(n) = L(2n+1)-L(n+1)+(-1)^n, for n>1. -- Ralf Stephan, Nov 15 2010.
for A105392 and it appears to fail:

? v=vector(20,n,fibonacci(2*n)/fibonacci(n))
[1, 3, 4, 7, 11, 18, 29, 47, 76, 123, 199, ...]
? t=vector(8,n,v[2*n+1]-v[n+1]+(-1)^n)
[0, 8, 21, 66, 180, 493, 1316, 3496]





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