[seqfan] correction of A167373

Simon Plouffe simon.plouffe at gmail.com
Mon Nov 23 11:42:51 CET 2009

Here is the sequence A167373

I corrected the typo and took the occasion to extend to full
3 lines.

NOTE : beware of the wrapping of the % lines.

Simon Plouffe

%I A167373
%S A167373 1,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1
%T A167373 2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,3,1,2,3,1,2,3,1,2,3,1,2,
%U A167373 3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1,2,3,1

%V A167373 1,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,
%W A167373 -2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-,3,-1,-2,3
%X A167373 -1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1,-2,3,-1
%N A167373 Value of the Boubaker Polynomial B_{2n}(x) at x=1.
%C A167373 Bisection of A138034.
%C A167373 Also the sum of the coefficients [x^k]B_(2n)(x), id est, of
row 2n of
               A137276 or A135929.
%D A167373 M. Abramowitz and I. A. Stegun, eds., Handbook of
Mathematical functions,
               National Bureau of Standards, Applied Math. Series 55,
Tenth Printing,
               1972, Chapter 22.
%F A167373 a(n)= a(n-3), n>4. a(n) = -a(n-1)-a(n-2). G.f.:
%Y A167373 Cf. A135929, A138034, A137276.
%Y A167373 Sequence in context: A163746 A004591 A153510 this_sequence
A079722 A079723 A080511
%Y A167373 Adjacent sequences: A167370 A167371 A167372 this_sequence
A167374 A167375 A167376
%K A167373 sign,easy,new
%O A167373 0,2
%A A167373 Jamel Ghanouchi (jamel.ghanouchi(AT)topnet.tn), Nov 02 2009
%E A167373 Edited by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 03 2009
%E A167373 Edited and extended by Simon Plouffe(AT)gmail.com, Nov 23 2009

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