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Antidiagonal sums of A177517.
1

%I #8 May 31 2019 17:18:07

%S 1,0,1,0,1,1,1,2,3,4,6,10,15,23,36,57,90,142,225,358,571,912,1458,

%T 2334,3742,6006,9648,15510,24951,40164,64689,104241,168048,271015,

%U 437221,705571,1138934,1838916,2969746,4796900,7749561,12521629,20235080,32704173,52862781,85455587,138156111,223375201,361186480,584058718,944511360,1527499074,2470446924,3995662918,6462775233,10453566628,16909223601,27352387053,44246403940,71576559073

%N Antidiagonal sums of A177517.

%C a(n+1)/a(n) tends to the golden ratio. Grows more slowly than the Fibonacci sequence. More complicated than the Fibonacci sequence.

%C a(n)=First differences of A186425.

%Y Cf. A001622, A177517, A186425.

%K nonn

%O 1,8

%A _Mats Granvik_, Feb 21 2011