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 A046957 #15 Nov 09 2019 10:42:06 %S A046957 0,1,5,11,699,1409,2119,2829,3539,4249,4959,5669,6379,7089,7799,8509, %T A046957 9219,9929,10639,11349,12059,12769,13479,14189,14899,15609,16319, %U A046957 17029,17739,18449,19159,19869,20579,21289,21999,22709,23419,24129,24839,25549,26259,26969 %N A046957 Numbers k where cos(k) decreases monotonically to 0. %Y A046957 Cf. A046955, A046956. %K A046957 nonn %O A046957 1,3 %A A046957 _Olivier Gérard_ %E A046957 More terms from _Jon E. Schoenfield_, Nov 09 2019 %E A046957 Offset 1 and term 0 inserted by _Michel Marcus_, Nov 09 2019