Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #18 Oct 19 2022 06:47:58
%S 3,13,51,61,217,846,291,1001,3673,14637,1393,4683,16693,62221,247965,
%T 6673,22265,77064,282317,1054081,4200768,31971,106153,360517,1285131,
%U 4778353,17857153,71165091
%N Triangle of integers related to generalized Markov numbers, read by rows.
%H Esther Banaian and Archan Sen, <a href="https://arxiv.org/abs/2210.07366">A Generalization of Markov Numbers</a>, arXiv:2210.07366 [math.CO], 2022. See Table 1 p. 12 (4863 is a typo).
%e Triangle begins:
%e 3;
%e 13, 51;
%e 61, 217, 846;
%e 291, 1001, 3673, 14637;
%e 1393, 4683, 16693, 62221, 247965;
%e ...
%Y Cf. A101368 (1st column).
%Y A357749 \ {1} is a subset.
%K nonn,tabl,more
%O 1,1
%A _Michel Marcus_, Oct 17 2022