%I #18 Sep 03 2019 09:56:49
%S 0,0,0,1,2,9,21,78,199,699,1889,6491,18261,62145,180091,610220,
%T 1809045,6118849,18469079,62440111,191235803,646681908,2004592956,
%U 6782895492,21239394216,71925883149,227169634741,769998727785,2450045838331,8312417389237,26620229804149
%N Row sums of A259701 except first column.
%D A. Sade, Sur les Chevauchements des Permutations, published by the author, Marseille, 1949.
%H Albert Sade, <a href="/A000108/a000108_17.pdf">Sur les Chevauchements des Permutations</a>, published by the author, Marseille, 1949. [Annotated scanned copy]
%t A000682 = Import["https://oeis.org/A000682/b000682.txt", "Table"][[All, 2]];
%t a[n_] := If[n <= 2, 0, A000682[[n]]/2 - A000682[[n - 1]]];
%t a /@ Range[2, 32] (* _Jean-François Alcover_, Sep 03 2019, from A301620 *)
%Y Cf. A259701.
%Y Cf. A301620 (essentially twice this sequence).
%K nonn
%O 2,5
%A _N. J. A. Sloane_, Jul 05 2015
%E a(12) from _Andrew Howroyd_, Dec 07 2018
%E More terms (using the terms of A301620) from _Joerg Arndt_, Dec 25 2018
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