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A088495 a(1)=0 and, for n>1, a(n) is the largest integer such that each integer in 0,1,2,...,2*a(n) is expressible as the sum of five integers from a(0),a(1),a(2),...,a(n), with repetitions allowed. +0
1
0, 1, 5, 9, 16, 30, 54, 78, 102, 139, 198, 266, 337, 473, 525, 708, 840, 1032, 1210 (list; graph; listen)
OFFSET

1,3

COMMENT

Related to the sum 5A=A+A+A+A+A of sequences as defined in the reference by Halberstam and Roth.

REFERENCES

Halberstam, H. and Roth, K.F., Sequences, Springer-Verlag, N.Y., 1983.

CROSSREFS

Sequence in context: A020750 A020713 A090990 this_sequence A062777 A102179 A097538

Adjacent sequences: A088492 A088493 A088494 this_sequence A088496 A088497 A088498

KEYWORD

nonn

AUTHOR

John W. Layman (layman(AT)math.vt.edu), Nov 10 2003

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Last modified December 6 22:55 EST 2009. Contains 170429 sequences.


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