The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A022273

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A022273

a(n) = n*(15*n + 1)/2.
(history; published version)

#32 by Charles R Greathouse IV at Thu Sep 08 08:44:46 EDT 2022

PROG

(MAGMAMagma) [n*(15*n + 1)/2: n in [0..45]]; // Vincenzo Librandi, Mar 31 2015

Discussion

Thu Sep 08

08:44

OEIS Server: https://oeis.org/edit/global/2944

#31 by Susanna Cuyler at Wed Aug 23 23:38:29 EDT 2017

STATUS

proposed

approved

#30 by G. C. Greubel at Wed Aug 23 19:55:33 EDT 2017

STATUS

editing

proposed

#29 by G. C. Greubel at Wed Aug 23 19:55:25 EDT 2017

LINKS

G. C. Greubel, <a href="/A022273/b022273.txt">Table of n, a(n) for n = 0..5000</a>

FORMULA

E.g.f.: (x/2)*(15*x + 16)*exp(x). - G. C. Greubel, Aug 23 2017

STATUS

approved

editing

#28 by Charles R Greathouse IV at Sat Jun 17 00:40:06 EDT 2017

STATUS

editing

approved

#27 by Charles R Greathouse IV at Sat Jun 17 00:38:16 EDT 2017

PROG

(PARI) a(n)=n*(15*n+1)/2 \\ Charles R Greathouse IV, Jun 17 2017

STATUS

approved

editing

#26 by Bruno Berselli at Thu Oct 13 09:13:52 EDT 2016

STATUS

editing

approved

#25 by Bruno Berselli at Thu Oct 13 09:13:49 EDT 2016

CROSSREFS

Cf. A000217, A022272, A064761, A110449.

Cf. similar sequences listed in A022289.

STATUS

approved

editing

#24 by Michel Marcus at Thu Oct 13 09:08:33 EDT 2016

STATUS

reviewed

approved

#23 by Joerg Arndt at Thu Oct 13 08:56:00 EDT 2016

STATUS

proposed

reviewed