OFFSET
1,1
COMMENTS
Note that A000217(0)=0, so even 6 = 6 + 0 = 3 + 3, it is not a member of this sequence. - Wolfdieter Lang, Feb 15 2011
LINKS
Harry J. Smith, Table of n, a(n) for n = 1..1000
EXAMPLE
16 = 15 + 1 = 10 + 6.
PROG
(PARI) Tri(n)= { n*(n + 1)/2 } { n=0; for (m=1, 10^9, k=0; i=1; until (t>=m\2 || k>2, t=Tri(i); j=i; i++; until (s>=m || k>2, s=t + Tri(j); j++; if (s==m, k++))); if (k==2, write("b064816.txt", n++, " ", m); if (n==1000, return)) ) } \\ Harry J. Smith, Sep 27 2009
CROSSREFS
KEYWORD
nonn
AUTHOR
Jonathan Ayres (jonathan.ayres(AT)btinternet.com), Oct 22 2001
EXTENSIONS
Offset changed from 0 to 1 by Harry J. Smith, Sep 27 2009
Name corrected by Wolfdieter Lang, Feb 15 2011
STATUS
approved