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A298023 Partial sums of A298022. 2

%I

%S 1,4,11,23,40,63,91,124,161,203,250,301,357,418,483,553,628,707,791,

%T 880,973,1071,1174,1281,1393,1510,1631,1757,1888,2023,2163,2308,2457,

%U 2611,2770,2933,3101,3274,3451,3633,3820,4011,4207,4408,4613,4823,5038,5257

%N Partial sums of A298022.

%H Rémy Sigrist, <a href="/A298023/b298023.txt">Table of n, a(n) for n = 0..1000</a>

%F Conjectures from _Colin Barker_, Jan 22 2018: (Start)

%F G.f.: (1 + 2*x + 4*x^2 + 4*x^3 + 3*x^4 + 2*x^5 - 2*x^8) / ((1 - x)^3*(1 + x + x^2)).

%F a(n) = 2*a(n-1) - a(n-2) + a(n-3) - 2*a(n-4) + a(n-5) for n>5.

%F (End)

%Y Cf. A298022.

%K nonn

%O 0,2

%A _N. J. A. Sloane_, Jan 21 2018

%E More terms from _Rémy Sigrist_, Jan 21 2018

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Last modified September 17 12:40 EDT 2021. Contains 347477 sequences. (Running on oeis4.)