A338286 - OEIS

%I #10 Nov 06 2020 07:51:12

%S 2,2,2,4,6,8,14,20,28,44,68,98,148,224,332,500,754,1122,1682,2530,

%T 3786,5674,8514,12752,19112,28668,42962,64386,96538,144702,216888,

%U 325150,487386,730548,1095140,1641616,2460710,3688646,5529280,8288266,12424144,18623788

%N a(n) = A338268(k^2 + 2*n, k) for sufficiently large k.

%C Here, "sufficiently large k" means k >= 1 + sqrt((1 + sqrt(1 + 8 * n))/2).

%H Peter Kagey, <a href="/A338286/b338286.txt">Table of n, a(n) for n = 0..250</a>

%Y Cf. A338268.

%K nonn

%O 0,1

%A _Peter Kagey_, Oct 20 2020