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 A026392 T(n,[ n/2 ]), where T is the array in A026386. 4
 1, 2, 4, 8, 17, 34, 75, 150, 339, 678, 1558, 3116, 7247, 14494, 34016, 68032, 160795, 321590, 764388, 1528776, 3650571, 7301142, 17501619, 35003238, 84179877, 168359754, 406020930, 812041860, 1963073865, 3926147730 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS FORMULA Conjecture: (n+1)*a(n) +2*(n-1)*a(n-1) +2*(-3*n+1)*a(n-2) +4*(-3*n+7)*a(n-3) +5*(n-3)*a(n-4) +10*(n-5)*a(n-5)=0. - R. J. Mathar, Feb 10 2015 MAPLE A026392 := proc(n)     A026386(n, floor(n/2)) ; end proc: # R. J. Mathar, Feb 10 2015 CROSSREFS Cf. A026378, A085362. Sequence in context: A018093 A214083 A026743 * A266897 A018094 A293331 Adjacent sequences:  A026389 A026390 A026391 * A026393 A026394 A026395 KEYWORD nonn AUTHOR EXTENSIONS Offset corrected. R. J. Mathar, Feb 10 2015 STATUS approved

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Last modified October 23 09:24 EDT 2019. Contains 328345 sequences. (Running on oeis4.)