The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A140207

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A140207

Triangle read by rows in which row n (n>=0) gives the first n terms of A000041.
(history; published version)

#35 by Joerg Arndt at Wed Jul 26 03:16:28 EDT 2023

STATUS

editing

approved

#34 by Joerg Arndt at Wed Jul 26 03:16:10 EDT 2023

COMMENTS

It appears that T(n,k) is also the total number of occurrences of j in the last j sections of n+1, where j = n-k+1 (cf. A182703). - Omar E. Pol, Feb 07 2012

STATUS

approved

editing

#33 by Joerg Arndt at Wed Jul 26 03:15:10 EDT 2023

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reviewed

approved

#32 by Michel Marcus at Wed Jul 26 00:40:57 EDT 2023

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proposed

reviewed

#31 by Georg Fischer at Wed Jul 26 00:27:32 EDT 2023

STATUS

editing

proposed

#30 by Georg Fischer at Wed Jul 26 00:27:25 EDT 2023

COMMENTS

Equals A092080 when first column is removed. Georg Fischer, Jul 26 2023

CROSSREFS

Cf. A000041, A092080.

STATUS

approved

editing

#29 by N. J. A. Sloane at Sun Jan 10 11:00:00 EST 2021

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reviewed

approved

#28 by Joerg Arndt at Sun Jan 10 03:26:56 EST 2021

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proposed

reviewed

#27 by Michel Marcus at Sun Jan 10 03:16:21 EST 2021

STATUS

editing

proposed

#26 by Michel Marcus at Sun Jan 10 03:15:39 EST 2021

LINKS

Francesca Aicardi, <a href="http://arxiv.org/abs/0806.1273">Matricial formulas for partitions</a>, arXiv:0806.1273 [math.NT], 2008. [Note that there is an error in the triangle given there.]

STATUS

approved

editing