OFFSET
25,2
LINKS
Alois P. Heinz, Table of n, a(n) for n = 25..10000
FORMULA
G.f.: (x^20-x^19-x^18-x^16+x^14+2*x^11+x^10+x^9+x^8-x^6-x^4-x^3-x-1)*x^25 / ((x^2-x+1) *(x^4+x^3+x^2+x+1) *(x^6+x^3+1) *(x^4+1) *(x^6+x^5+x^4+x^3+x^2+x+1) *(x^2+1)^2 *(x^2+x+1)^3 *(x+1)^4 *(x-1)^9).
MATHEMATICA
Table[Count[IntegerPartitions[n, {9}], _?(Max[Length/@Split[#]]<3&)], {n, 25, 75}] (* Harvey P. Dale, Nov 10 2022 *)
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Alois P. Heinz, Oct 16 2018
STATUS
approved