The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A003045 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
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A003045

a(n) (n>6) is least integer > a(n-1) with precisely three representations a(n) = a(i) + a(j), 1 <= i < j < n, a(n) = n for n=1..6.
(history; published version)

#24 by Michel Marcus at Sun Oct 22 00:19:56 EDT 2023

STATUS

reviewed

approved

#23 by Joerg Arndt at Sat Oct 21 23:56:48 EDT 2023

STATUS

proposed

reviewed

#22 by Joerg Arndt at Sat Oct 21 23:56:33 EDT 2023

STATUS

editing

proposed

#21 by Joerg Arndt at Sat Oct 21 23:56:30 EDT 2023

NAME

a(n) (n>6) is least integer > a(n-1) with precisely three representations a(n) = a(i) + a(j), 1 <= i < j < n, a(n) = n for n=1..6.

STATUS

proposed

editing

#20 by Jon E. Schoenfield at Fri Oct 20 22:33:25 EDT 2023

STATUS

editing

proposed

Discussion

Fri Oct 20

22:39

Andrew Howroyd: A003044 is clearer (imho). Seems worth mentioning "and a(n) = n for n=1..6." ?

#19 by Jon E. Schoenfield at Fri Oct 20 22:33:17 EDT 2023

NAME

a(n) (n>6) is least integer > a(n-1) with precisely three representations a(n) = a(i) + a(j), 1 <= i < j < n.

AUTHOR

N. J. A. Sloane.

STATUS

approved

editing

#18 by Alois P. Heinz at Tue Sep 12 09:53:06 EDT 2023

STATUS

proposed

approved

#17 by Michel Marcus at Tue Sep 12 09:49:11 EDT 2023

STATUS

editing

proposed

#16 by Michel Marcus at Tue Sep 12 09:49:03 EDT 2023

REFERENCES

R. Queneau, Sur les suites s-additives, J. Combin. Theory, A12 (1972), 31-71.

LINKS

R. Queneau, <a href="https://doi.org/10.1016/0097-3165(72)90083-0">Sur les suites s-additives</a>, J. Combin. Theory, A12 (1972), 31-71.

STATUS

approved

editing

#15 by OEIS Server at Tue Sep 12 09:48:18 EDT 2023

LINKS

Seiichi Manyama, <a href="/A003045/b003045_1.txt">Table of n, a(n) for n = 1..10000</a>