Geodesic
The Somos-6 sequences of rank 3
Dalʹnevostočnyj matematičeskij žurnal, Tome 18 (2018) no. 1, pp. 3-8 
M. O. Avdeeva. The Somos-6 sequences of rank 3. Dalʹnevostočnyj matematičeskij žurnal, Tome 18 (2018) no. 1, pp. 3-8. http://geodesic.mathdoc.fr/item/DVMG_2018_18_1_a0/
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Voir la notice de l'article provenant de la source Math-Net.Ru

Nondegenerate Somos-$4$ sequences have rank $2$. The rank of the product of two such sequences does not exceed $4$, and then the Somos-$2k$ sequences with $k = 2, 3, 4$ arise. In this paper we construct pairs of Comos-$4$ sequences such that them products are the Comos-$6$ sequences.

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