The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A178743 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A178743

a(n) = A000041(n) mod 10.
(history; published version)

#20 by Susanna Cuyler at Sun Apr 21 07:46:52 EDT 2019

STATUS

reviewed

approved

#19 by Joerg Arndt at Sun Apr 21 04:44:01 EDT 2019

STATUS

proposed

reviewed

#18 by Michel Marcus at Sun Apr 21 04:00:17 EDT 2019

STATUS

editing

proposed

#17 by Michel Marcus at Sun Apr 21 04:00:09 EDT 2019

LINKS

Eric Weisstein Eric W. 's World of Mathematics, <a href="http://mathworld.wolfram.com/PartitionFunctionPCongruences.html">Partition Function P Congruences</a>, Mathworld.

PROG

(PARI) a(n) = numbpart(n) % 10; \\ Michel Marcus, Apr 21 2019

#16 by Michel Marcus at Sun Apr 21 03:58:34 EDT 2019

EXAMPLE

From _Johannes W. Meijer, _, Jul 08 2011 : (Start):

STATUS

proposed

editing

#15 by Seiichi Manyama at Sun Apr 21 03:53:50 EDT 2019

STATUS

editing

proposed

#14 by Seiichi Manyama at Sun Apr 21 03:51:22 EDT 2019

LINKS

Seiichi Manyama, <a href="/A178743/b178743.txt">Table of n, a(n) for n = 0..10000</a>

STATUS

approved

editing

#13 by Alois P. Heinz at Fri Feb 16 13:15:40 EST 2018

STATUS

editing

approved

#12 by Alois P. Heinz at Fri Feb 16 13:12:12 EST 2018

COMMENTS

From _Johannes W. Meijer, _, Jul 08 2011: (Start)

CROSSREFS

Cf. A141053 (F(5*n+3) and Benford’s Law) [. - _Johannes W. Meijer, _, Jul 08 2011]

STATUS

approved

editing

#11 by N. J. A. Sloane at Wed Feb 08 13:10:15 EST 2017

STATUS

editing

approved