This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A052206 #17 May 28 2018 18:26:56
%S A052206 1,16,100,408,1290,3432,8052,17160,33891,62920,110968,187408,304980,
%T A052206 480624,736440,1100784,1609509,2307360,3249532,4503400,6150430,
%U A052206 8288280,11033100,14522040,18915975
%N A052206 Partial sums of A050405.
%D A052206 A. H. Beiler, Recreations in the Theory of Numbers, Dover, N.Y., 1964, pp. 194-196.
%D A052206 Murray R.Spiegel, Calculus of Finite Differences and Difference Equations, "Schaum's Outline Series", McGraw-Hill, 1971, pp. 10-20, 79-94.
%H A052206 <a href="/index/Rec#order_08">Index entries for linear recurrences with constant coefficients</a>, signature (8,-28,56,-70,56,-28,8,-1).
%F A052206 a(n) = (9n+7)*C(n+6, 6)/7.
%F A052206 G.f.: (1+8*x)/(1-x)^8.
%t A052206 LinearRecurrence[{8,-28,56,-70,56,-28,8,-1},{1,16,100,408,1290,3432,8052,17160},30] (* _Harvey P. Dale_, May 28 2018 *)
%Y A052206 Cf. A050405.
%Y A052206 Cf. A093644 ((9, 1) Pascal, column m=7).
%K A052206 easy,nonn
%O A052206 0,2
%A A052206 _Barry E. Williams_, Jan 28 2000