The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A076482 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A076482

Triangle with T(n,k)=n!*(k-1)^k/k! where 1<=k<=n.
(history; published version)

#16 by OEIS Server at Sat Jul 15 10:35:34 EDT 2023

LINKS

Seiichi Manyama, <a href="/A076482/b076482_1.txt">Rows n = 1..140, flattened</a>

#15 by Michael De Vlieger at Sat Jul 15 10:35:34 EDT 2023

STATUS

proposed

approved

Discussion

Sat Jul 15

10:35

OEIS Server: Installed first b-file as b076482.txt.

#14 by Seiichi Manyama at Sat Jul 15 09:51:40 EDT 2023

STATUS

editing

proposed

#13 by Seiichi Manyama at Sat Jul 15 09:51:17 EDT 2023

CROSSREFS

Cf. A001710, A007778, A008279.

#12 by Seiichi Manyama at Sat Jul 15 09:50:43 EDT 2023

FORMULA

T(n, k) = n*T(n, k-1) = A007778(k-1)*A008279(n, n-k) starting with T(n, n) = (n-1)^n = A007778(n-1).

CROSSREFS

Cf. A001710, A007778.

#11 by Seiichi Manyama at Sat Jul 15 07:37:43 EDT 2023

LINKS

Seiichi Manyama, <a href="/A076482/b076482_1.txt">Table of n, a(n) for Rows n = 1..9870140, flattened</a>

#10 by Seiichi Manyama at Sat Jul 15 07:36:47 EDT 2023

LINKS

Seiichi Manyama, <a href="/A076482/b076482_1.txt">Table of n, a(n) for n = 1..9870</a>

#9 by Seiichi Manyama at Sat Jul 15 07:35:27 EDT 2023

DATA

0, 0, 1, 0, 3, 8, 0, 12, 32, 81, 0, 60, 160, 405, 1024, 0, 360, 960, 2430, 6144, 15625, 0, 2520, 6720, 17010, 43008, 109375, 279936, 0, 20160, 53760, 136080, 344064, 875000, 2239488, 5764801, 0, 181440, 483840, 1224720, 3096576, 7875000, 20155392, 51883209, 134217728

#8 by Seiichi Manyama at Sat Jul 15 07:29:56 EDT 2023

CROSSREFS

Cf. A001710.

#7 by Seiichi Manyama at Sat Jul 15 07:27:23 EDT 2023

EXAMPLE

0, 1;

0, 3, 8;

0, 12, 32, 81;

0, 60, 160, 405, 1024;

0, 360, 960, 2430, 6144, 15625;