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 A233441 #16 Mar 27 2025 06:11:12 %S A233441 2,0,0,0,0,0,0,0,0,1,1,2,3,5,9,16,26,44,76,131,226,393,689,1213,2147, %T A233441 3818,6818,12228,22012,39768,72084,131072,239027,437102,801393, %U A233441 1472896,2713342,5009438,9267786,17179869,31906432,59362467,110632938,206519839,386111079 %N A233441 a(n) = floor(2^n / n^3). %H A233441 Paolo Xausa, <a href="/A233441/b233441.txt">Table of n, a(n) for n = 1..1000</a> %F A233441 a(n) = floor(A000079(n) / A000578(n)). %t A233441 Array[Floor[2^#/#^3] &, 50] (* _Paolo Xausa_, Mar 27 2025 *) %o A233441 (Python) %o A233441 for n in range(1,100): print(2**n // n**3, end=', ') %Y A233441 Cf. A000079, A000578, A060505, A062278. %Y A233441 Cf. A230664, A233442. %K A233441 nonn %O A233441 1,1 %A A233441 _Alex Ratushnyak_, Dec 09 2013