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A006639 Restricted postage stamp problem.
(Formerly M2581) 		+0
1
3, 6, 15, 24, 33, 48, 63, 90 (list; graph; listen)
OFFSET

1,1
REFERENCES

S. S. Wagstaff, Jr., Additive h-bases for n, pp. 302-327 of Number Theory Carbondale 1979, Lect. Notes Math. 751 (1982).

CROSSREFS

Adjacent sequences: A006636 A006637 A006638 this_sequence A006640 A006641 A006642

Sequence in context: A087359 A129602 A044888 this_sequence A118035 A062878 A020991

KEYWORD

nonn

AUTHOR

njas

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Last modified October 9 14:06 EDT 2008. Contains 144831 sequences.

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