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 A124551 Row 1 of tables A124550 and A124560; also equals the antidiagonal sums of table A124550. 16

%I

%S 1,1,2,5,16,66,348,2321,19437,203554,2661035,43399794,883165898,

%T 22436796424,712153021345,28264751131084,1403965520612428,

%U 87352867349503436,6813355443494722779,666712967112785700169

%N Row 1 of tables A124550 and A124560; also equals the antidiagonal sums of table A124550.

%C In table A124550, the g.f. of row n, R_n(y), simultaneously satisfies: R_n(y) = [ Sum_{k>=0} y^k * R_{n*k}(y) ]^n for n>=0.

%F G.f.: A(x) = Sum_{k>=0} y^k * R_{k}(y), where R_n(x) is the g.f. of row n in table A124550.

%Y Cf. A124550, A124560; other rows: A124552, A124553, A124554, A124555, A124556.

%K nonn

%O 0,3

%A _Paul D. Hanna_, Nov 07 2006

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Last modified March 26 18:36 EDT 2019. Contains 321511 sequences. (Running on oeis4.)