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A004131 Modular postage stamp problem.
(Formerly M2527)
1

%I M2527

%S 1,3,6,9,13,17,24,30,36,42

%N Modular postage stamp problem.

%D P. Frankl et al., Projecting a finite point-set..., Ryukyu Math. J. 8 (1995), 27-35.

%D R. L. Graham and N. J. A. Sloane, On Additive Bases and Harmonious Graphs, SIAM J. Algebraic and Discrete Methods, 1 (1980), 382-404.

%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

%H R. L. Graham and N. J. A. Sloane, <a href="http://neilsloane.com/doc/RLG/073.pdf">On Additive Bases and Harmonious Graphs</a>

%H Sean A. Irvine, <a href="/A004131/a004131.txt">Example sets for a(2) to a(11)</a>

%K nonn

%O 2,2

%A _N. J. A. Sloane_.

%E a(11) from _Sean A. Irvine_, Dec 07 2015

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Last modified November 21 06:00 EST 2019. Contains 329350 sequences. (Running on oeis4.)