The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A351726 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A351726

Table T(n,k) read by rows: number of compositions of n into k parts of size 1, 5, 10 or 25.
(history; published version)

#13 by Joerg Arndt at Thu Feb 17 11:40:28 EST 2022

STATUS

proposed

approved

#12 by Michel Marcus at Thu Feb 17 10:51:43 EST 2022

STATUS

editing

proposed

#11 by Michel Marcus at Thu Feb 17 10:51:34 EST 2022

LINKS

L. Zhiwen, <a href="https://math.stackexchange.com/questions/4380108/expect-coin-value-probelm-a-variant-of-coin-change-problem">Expect coin value problem (a variant of coin exchange problem)</a>, math.stackexchange Feb 12, 2022.

FORMULA

T(n,0) = 0 if k>0.

STATUS

approved

editing

#10 by R. J. Mathar at Thu Feb 17 06:22:58 EST 2022

STATUS

editing

approved

#9 by R. J. Mathar at Thu Feb 17 06:21:46 EST 2022

LINKS

> L. Zhiwen, <a href="https://math.stackexchange.com/questions/4380108/expect-coin-value-probelm-a-variant-of-coin-change-problem">Expect coin value problem (a variant of coin exchange problem)</a>, math.stackexchange Feb 12, 2022

#8 by R. J. Mathar at Thu Feb 17 06:20:06 EST 2022

LINKS

> Zhiwen, <a href="https://math.stackexchange.com/questions/4380108/expect-coin-value-probelm-a-variant-of-coin-change-problem">Expect coin value problem (a variant of coin exchange problem)</a>, math.stackexchange Feb 12, 2022

STATUS

reviewed

editing

#7 by Joerg Arndt at Thu Feb 17 06:03:26 EST 2022

STATUS

proposed

reviewed

#6 by Michel Marcus at Thu Feb 17 05:58:57 EST 2022

STATUS

editing

proposed

#5 by Michel Marcus at Thu Feb 17 05:58:54 EST 2022

FORMULA

G.f. : 1/(1-y*g(x)) where g(x)=x+x^5+x^10+x^25 is the g.f. of column k=1.

CROSSREFS

Cf. A351724 (row sums), A351725 (partitions).

STATUS

proposed

editing

#4 by R. J. Mathar at Thu Feb 17 05:56:20 EST 2022

STATUS

editing

proposed