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| A059317
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Pascal's "rhombus" (actually a triangle T(n,k), n >= 0, 0<=k<=2n) read by rows: each entry is sum of 3 terms above it in previous row and one term above it two rows back.
(history;
published version)
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#74 by Amiram Eldar at Fri Mar 29 06:44:28 EDT 2024
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#73 by Joerg Arndt at Fri Mar 29 06:11:04 EDT 2024
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#72 by Amiram Eldar at Fri Mar 29 05:45:39 EDT 2024
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#71 by Amiram Eldar at Fri Mar 29 05:45:02 EDT 2024
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| LINKS
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Sheng-Liang Yang and Yuan-Yuan Gao, <a href="https://www.fq.math.ca/Papers1/56-4/yanggao1032018.pdf">The Pascal rhombus and Riordan arrayarrays</a>, Fib. Q., 56:4 (2018), 337-347.
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proposed
editing
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#70 by Michel Marcus at Fri Mar 29 05:05:40 EDT 2024
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#69 by Michel Marcus at Fri Mar 29 05:05:35 EDT 2024
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| REFERENCES
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Sheng-Liang Yang et al., The Pascal rhombus and Riordan array, Fib. Q., 56:4 (2018), 337-347.
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Sheng-Liang Yang and Yuan-Yuan Gao, <a href="https://www.fq.math.ca/Papers1/56-4/yanggao1032018.pdf">The Pascal rhombus and Riordan array</a>, Fib. Q., 56:4 (2018), 337-347.
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approved
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#68 by Michael De Vlieger at Wed Jun 07 09:45:58 EDT 2023
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#67 by Michel Marcus at Wed Jun 07 09:27:37 EDT 2023
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#66 by Michael De Vlieger at Wed Jun 07 08:55:25 EDT 2023
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#65 by Michael De Vlieger at Wed Jun 07 08:55:23 EDT 2023
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Paul Barry, <a href="https://cs.uwaterloo.ca/journals/JIS/VOL26/Barry/barry601.html">On Motzkin-Schröder Paths, Riordan Arrays, and Somos-4 Sequences</a>, J. Int. Seq. (2023) Vol. 26, Art. 23.4.7.
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approved
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