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 A335677 #5 Jun 23 2020 08:48:38 %S A335677 0,1,3,11,23,47,79,139,193,303,437,595,777,1079,1361,1747,2181,2743, %T A335677 3369,4147,4867,5883,6995,8203,9507,11243,12949,14955,17105,19527, %U A335677 22109,25123,27979,31563,35363,39455,43771,49031,54095,59743,65671,72143,78919,86459,93967,102843,112119,121795,131871 %N A335677 a(n) = A159065(n+1) - A334701(n). %C A335677 It would be nice to have a formula or recurrence. %Y A335677 Cf. A159065, A334701. %K A335677 nonn %O A335677 1,3 %A A335677 _N. J. A. Sloane_, Jun 22 2020