cp's OEIS Frontend

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.

A374549 Number of length n inversion sequences avoiding the patterns 100 and 120.

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%I A374549 #7 Jul 17 2024 08:55:08
%S A374549 1,1,2,6,22,92,421,2062,10646,57324,319436,1831585,10758458,64513454,
%T A374549 393846399,2442328993,15356020884,97741913382,628994116349,
%U A374549 4087863691061,26805206933158,177198351316543,1180073345351131,7912190584017869,53380776660751987
%N A374549 Number of length n inversion sequences avoiding the patterns 100 and 120.
%H A374549 Benjamin Testart, <a href="/A374549/b374549.txt">Table of n, a(n) for n = 0..350</a>
%H A374549 Benjamin Testart, <a href="https://arxiv.org/abs/2407.07701">Completing the enumeration of inversion sequences avoiding one or two patterns of length 3</a>, arXiv:2407.07701 [math.CO], 2024.
%Y A374549 Cf. A263778, A263780, A279559, A279564, A279570, A374544.
%K A374549 nonn
%O A374549 0,3
%A A374549 _Benjamin Testart_, Jul 17 2024