The On-Line Encyclopedia of Integer Sequences (OEIS)

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A279197

Number of self-conjugate inseparable solutions of X + Y = 2Z (integer, disjoint triples from {1,2,3,...,3n}).
(history; published version)

#43 by N. J. A. Sloane at Mon Apr 10 13:09:27 EDT 2017

STATUS

editing

approved

#42 by N. J. A. Sloane at Mon Apr 10 13:09:24 EDT 2017

COMMENTS

It is quite likely that more terms can be found in Nowakowski's thesis.

STATUS

approved

editing

#41 by N. J. A. Sloane at Mon Apr 10 00:07:46 EDT 2017

STATUS

editing

approved

#40 by N. J. A. Sloane at Mon Apr 10 00:07:39 EDT 2017

REFERENCES

Nowakowski, Richard Joseph, Generalization of the Langford-Skolem problem, MS Thesis, University of Calgary, 1975.

LINKS

R. J. Nowakowski, <a href="/A104429/a104429.pdf">Generalizations of the Langford-Skolem problem</a>, M.S. Thesis, Dept. Math., Univ. Calgary, May 1975. [Scanned copy, with permission.]

STATUS

approved

editing

#39 by N. J. A. Sloane at Thu Mar 23 11:55:32 EDT 2017

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proposed

approved

#38 by Fausto A. C. Cariboni at Wed Mar 22 19:47:26 EDT 2017

STATUS

editing

proposed

#37 by Fausto A. C. Cariboni at Wed Mar 22 19:46:56 EDT 2017

DATA

1, 1, 2, 2, 11, 11, 55, 58, 486, 442, 4218, 3924, 45096, 42013, 538537, 505830, 7368091

EXTENSIONS

a(17) from Fausto A. C. Cariboni, Mar 22 2017

STATUS

approved

editing

#36 by N. J. A. Sloane at Wed Mar 22 08:34:38 EDT 2017

LINKS

R. K. Guy, <a href="/A002572/a002572_2.pdf">Letter to N. J. A. Sloane, June 24 1971: <a href="/A002572/a002572.jpg">front</a>, <a href="/A002572/a002572_1.jpg">back</a> [Annotated scanned copy, with permission] See sequence "I".

Discussion

Wed Mar 22

08:34

OEIS Server: https://oeis.org/edit/global/2619

#35 by Charles R Greathouse IV at Mon Feb 27 17:00:16 EST 2017

STATUS

proposed

approved

#34 by Fausto A. C. Cariboni at Mon Feb 27 16:37:33 EST 2017

STATUS

editing

proposed