OFFSET
1,1
COMMENTS
The indices corresponding to the records are in A276706.
FORMULA
Conjectures: (Start)
a(n) = (347+27*(-1)^n)/2 - 3*(27+(-1)^n)*n + 9*n^2 for n>6.
a(n) = a(n-1)+2*a(n-2)-2*a(n-3)-a(n-4)+a(n-5) for n>11.
G.f.: x*(4+x-6*x^2-x^3+x^4+10*x^5+35*x^6+15*x^7+27*x^8-x^9-13*x^10) / ((1-x)^3*(1+x)^2).
(End)
PROG
(PARI) lista(nn) = {rec = 0; for (n=1, nn, an = lcm(n-3, n+3); if (an > rec, rec = an; print1(rec, ", ")); ); } \\ Michel Marcus, Sep 16 2016
CROSSREFS
KEYWORD
nonn
AUTHOR
Colin Barker, Sep 15 2016
STATUS
approved